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Microsoft Lumia 640 3G Dual Sim

detailed information

Microsoft Lumia 640 3G Dual Sim Specs

General characteristics
Type of smartphone
OS version MS Windows Phone 8.1
Type of shell classical
Design interchangeable panels
SIM card type micro SIM
The number of SIM-cards 2
Mode of operation of several SIM cards alternate
Weight 145 g
Dimensions (WxHxT) 72.2x141.3x8.8 mm
Screen
Screen type color IPS, 16.78 million colors, touch
Type of touch screen multitouch, capacitive
Diagonal 5 inches
Image size 1280x720
Number of pixels per inch (PPI) 294
Automatic screen rotation there is
Scratch-resistant glass there is
Multimedia features
Camera 8 million pixels., 3280x2464, LED flash
Camera features autofocus digital zoom 4x
Video recording there is
Max. video resolution 1920x1080
Max. video frame rate 30 frames / s
Front-camera there is, 0.9 million pixels.
Audio MP3, FM radio
Headphone jack 3.5 mm
Connection
Standard GSM 900/1800/1900, 3G
Interfaces Wi-Fi 802.11n, Bluetooth 4.0, USB
Satellite navigation GPS / GLONASS
A-GPS system there is
DLNA support there is
Memory and processor
CPU Qualcomm Snapdragon 400 MSM8926, 1200 MHz
The number of processor cores 4
Built-in memory 8 GB
RAM size 1 GB
Memory card slot there is, up to 128 GB
Nutrition
Battery capacity 2500 mAh
Battery removable
Talk time 27.3 h
Standby time 840 h
Type of charging connector micro usb
Other features
Control voice dialing, voice control
Flight mode there is
A2DP profile there is
Sensors light exposure
Additional Information
Equipment smartphone, battery, charger, manual
Announcement date 2015-03-02

Reviews of Microsoft Lumia 640 3G Dual Sim

Evaluation 4
Advantages: + The battery is capacious and replaceable.
+ Camera with manual settings.
+ 1080p video 30 fps.
+ High-quality sound.
+ HD screen.
+ Speed ​​and stability of native prog.
+ A good set of built-in prog.
+ GPS maps are current.
+ 3G +.
+ "Like Native" for Windows PCs.
Disadvantages: - The camera protrudes from the body, therefore it is scratched.
- The alarm does not work when the phone is turned off.
- Not charging off.
- Contacts are copied to the cloud automatically and uncontrollably.
- You can not save a contact on the SIM-card.
- Movement control and pedometer are not turned off.
- A lot of progs are asking for GPS.
- Complete set: there is no cable for the personal computer, the weak charger.
- Not enough search in the entire contents of the phone.
- Turns on by short pressing.
Comment: RESULT: Functional at the height, and the assembly let us down.

More details:
Took after Lumia 540 because in this - 1080p video. Windows because I did not want Android. I thought, "Google is watching you." It turned out that Microsoft is "watching" no less.

The battery is quite capacious: just making a call is enough for 5 days, but at maximum intensity (games + Wi-Fi + GPS + 3G) - at least 2 days.

The design of the shell and native programs is discreet and adult, but bright.

I would like to add an indicator-light bulb for missed calls, or the end of charging (as in simple phones).

In the call log barely found a display of the duration of the conversation.

The phone does not have a file manager by default, but there are 3 map programs. And if the file manager is downloaded from Microsoft, then the timer and voice recorder will have to search longer. But in the store you can find many "native" photo and video editors.

The quality of music is normal through headphones, a stereo system and an amplifier.

I liked the wide possibilities of settings, in particular, to distribute the authorities of programs to individual phone resources: which programs can use the camera, which - the calendar, etc.

GPS in the city is constantly jumping +/- 10 m, in the open area - accurate. I also noticed that when Internet is enabled, GPS is faster.Many progs ask for GPS, although they obviously do not need it: a calendar, news, even Skype. You have to turn on GPS only when necessary.

The phone is turned on by a relatively short press on the power button: in the pocket / bag that is turned off, you will not be upset. Or hard case. In addition, when charging the phone can not be turned off. If you do not want to call - mode "in the plane."

Unlocking by touching the screen is unstable.

"Data transfer" is a good idea, but it does not work well with old phones (Nokia 5630, Motorola Z3).

If you create a Microsoft account from the phone when you first start, then Outlook does not work. Then you have to drop bodies and "enter from the existing one". This problem has "surfaced" on 3 Lumia: 532, 540, 640.
poligraf-poligrafovi4 April 02, 2016, Kiev \ Experience: several months
Evaluation 5
Advantages: • OS WP 8.1 Denim. For me, this is a fat plus, because I have been the owner of Lumia and Windows Phone since 2013 (at that time WP 8). I can afford Android and iOS, but why, when Windows Phone suits me in all respects;
• WP is a smart operating system, there are no lags. There are enough applications in the store;
• WP closed and secure. Do not need any antivirus and add. means of protection;
• Windows 10 (stable version) will be released soon and for this phone too (the update will be free). Up to 10 can be updated now, but the version is not stable. It is better to wait a bit;
• The main advantage of Windows 10 is the synchronization between devices: a phone, a computer running Windows 10, a tablet;
• 2 micro SIM cards (which is why it replaced the previous Lumia with this one);
• The connection is good, the interface for working with 2 SIM cards is worked out. No complaints;
• A decent IPS display 5 inches. Bright, saturated colors, viewing angles of 180 degrees (this is the best);
• Glass Gorilla Glass 3. Do not scratch, even if you scrape it with an iron key (do not buy the film, and if the managers insist, then do not believe);
• The sensor works even with gloved hands (comfortable in winter);
• Built-in memory of 8 GB, and if not enough, that is, a slot for Micro SD (64 GB exactly pull);
• The main set of functionalities: light and proximity sensors, Wi-Fi, 3G, GPS, A-GPS, GLONASS, voice dialing, location, compass ... In general, there is everything a modern smartphone needs (except 4G);
• The camera is average, although there are cool applications through which pictures will be better (for example, Camera360 Sight);
• A huge plus is that the back cover is removed. You can carry a few batteries (useful, for example, when traveling or on a hike);
• The sound is clear, pleasant. No squeaks, no buzzing at maximum volume;
• Fits well in a pants pocket. Even in the back pocket jeans fit;
• Actively using charging is enough for a day, if you just call, then 2 is enough.
Disadvantages: • There is no design as such. Just a piece of plastic;

• The Microsoft inscription on the front side is not vertically aligned (and only for this Lumia model). Looks bad, shame Microsoft;

• Front camera only 0.9 mpx;

• 1 GB of RAM on a modern smartphone is not enough in my opinion ... But, I want to emphasize that with all this, there are no glitches;

• Most often, applications and games are released first for iOS, Android and last for WP;

• The speaker output is located at the back ... Lumia patient theme. To hear the alarm in the morning, you need to put the phone screen down (I even have a special napkin for this);

• There is no headset and USB cable in the configuration (I still never used a standard headset, but the cord should be bundled IMHO);

• Standard charge is weak, only 750 mA (I use another one at 2000 mA, it charges faster);

• Not critical, but during games and charging the back cover heats up, but the hand does not sweat (we taught physics at school and understand why this happens);

• It will not be convenient for everyone to use one hand. It’s not always convenient to me with a man’s palm;

• Microsoft annoys me on the phone ...It used to be Nokia Lumia and the inscription Nokia still looks more solid (it's just WOW impulses, no more);

• Few accessories. I watched cases with pictures on AliExpress - the choice is certainly not large, if not to say that there is no choice at all;

• The back cover is plastic.
Comment: • I bought the phone consciously, because there was a need to use 2 SIM cards - my own and the working one. With one phone is much more convenient than with two. I turn off the sim card for the night (without pulling it off, you can turn it off in the settings), and the second continues to work, and in my pocket 2 phones are not floundering, as before;

• For me, the main requirements for the purchase of steel:

1. OS Windows Phone (others did not even consider);
2. 2 SIM cards;
3. Modern feature set.

• Applications are all there. Enough for work, enough for entertainment. Surfing the Internet, watching videos is a pleasure, on a 5 inch screen. Playing games is likewise nice. Asphalt 8 is going great, without any lags (see you on the road). I use MS Office, maps, GPS and many others. You can transfer for a long time ... I can put it more concisely - a smartphone helps me a lot in life and copes with it on 10 out of 10;

• Previously, on Nokia Lumia, the “Back”, “Home” and “Search” buttons were touch sensitive and were located on the panel. Now they are software and are located on the screen. I was very worried, I thought it would not be convenient. But used for half a day! If you also go with Nokia Lumia, then do not hesitate. Everything will be fine :)

• It all depends on your needs. Before you buy, you need to be aware of what you really need from the phone, and what marketing experts and advertising impose on you (useless rubbish of functionality). I realized my needs and satisfied with the purchase;

• The only thing I regretted was taking this particular phone, and not the Lumia 640 LTE with 4G support. In short, LTE is the same Lumia 640, but with 4G support. I advise you to add 2 m. P. and take it exactly (if in your city catches 4G and high speed of the Internet is important to you). Otherwise, there is no difference between the devices. At the same time, now almost everywhere there is Wi-Fi. So do you need it?

• I plan this phone for 2 years. Then I will take some newer, most likely also on Windows Phone and also with 2 SIM. :)
March 05, 2016, Yaroslavl \ Experience: less than a month
Evaluation 5
Advantages: Filling, including camera and battery
Windows speed and reliability
Disadvantages: Scanty delivery, only charging
Comment: I got this miracle in August. At first, I rebooted a couple of times, I installed updates. There are no headphones in the kit ... Well, yes. There was no limit to disagreement. When did normal headphones push into the budget? Especially since the phone has more than an acceptable sound, and oh yeah, there is an equalizer. My sound blaster sounds a little better. 3G. I flew out. But it was Simka from Yota, which explained this problem. I installed Win 10 on this machine. To my delight, WoT Blitz downloaded))
In Win 10, the office and, albeit simplified, but more advanced settings. This is very pleased.
Unlike the former Andrew, this phone is difficult to discharge in one day. He recently just lasted more than a week after charging, so another 49% remained. Andrei would have already been discharged.
The design of both the phone and the system ... These transparent buns: 3 do not leave indifferent
The screen ... CGG3, as well as the ability of the matrix to produce the same black color, which the IPS matrix lacked so much. The resolution is not Full HD, but it is rather difficult to distinguish with the naked eye.
Novikov Ivan January 14, 2016, Khabarovsk \ Experience: several months
Evaluation 5
Advantages: Enough high-quality display, sound, build quality. The rest is in the comments.
Disadvantages: Few accessories.
Comment: The display is of sufficient quality (absolutely no resolution is taken into account). The sound from both speakers is clear and loud. That's just if the phone is put on a flat surface, then the sound of the call drops to almost zero. The phone is completely made of high quality polycarbonate, in principle, the quality of the assembly claims either.Since this is already the third Lumiya, there are no complaints about the operating system at all (compared to the android, production is higher, closer to the apple). Windows is a more balanced system than android and more with less zamorochki than Ios. The system has not been slowed down for all the use of the phone. Users complain that there are few applications, games, etc. For example, I found everything I need. At least the program is fully developed. I don’t play games, so I can’t say anything. The battery holds about 4-5 days (using a wireless headset full-time, about an hour of talking, a maximum of 5-6 SMS messages per day, mail a couple of times a day for 5-10 minutes). I rarely use the camera, but the quality of the photo is quite satisfactory (I unconsciously understand that this is not the camera and the requirements are less), the video shoots well. The flash is bright, I have enough. The front camera was used when checking in the store, that it generally works, like about the case. The quality of the microphone is good even in a noisy place other subscribers do not ask again. Many people say that the quality of bad phones, but after all, the percentage of defects is present even in the phone and for 50 thousand it will be here. For example, I use the phone for its intended purpose in the first place + dopfunctions for speed and convenience and I am satisfied with its balanced work. Microsoft phones are most likely made primarily for more established people who just need a connection, and for entertainment it is better to look at other phones and systems. For communication and user communication, everything suits and there are no complaints as such, and this is the most important thing, everything else is the whims of a person.
Kuznetsov Sergey January 05, 2016, Arkhangelsk \ Experience: several months
Evaluation 5
Advantages: Battery holds (can not be compared with Andrei). everything is beautiful and without brakes.
Disadvantages: few applications on Windows
Comment: Pts liked straight bastard. android tired. Especially the Windows (it seems to me) will appeal to girls who do not need much software, but everything works great. Windows generally happy lately. on the tablet costs 10 - just super.
Vodkin Fedor November 8, 2015, Severodvinsk \ Experience: less than a month
Evaluation 5
Advantages: The main advantage of the phone is that it just works without thinking about anything.
Next in order:
1. The display is a screen, certainly not “amold”, but the quality is on top, especially considering the protection and all sorts of gadgets such as ClearBlack, etc.

2. Build quality - backlash? This is a phone, not a Boeing! Let backlash. Quality worthy.

3. Battery - here it is watched by the "Windows", so everything is in order. Normal, good battery. Personally, in social network mode I have enough video for a day.

4. Stable OS - I think comments are superfluous.

5. Price - for the device of a similar level of work (!!!), just great!
Disadvantages: Gorilla 3 is nice, but I advise you to use a cover or a film or protective glass.
Comment: I like everything, I do not regret it at all. Choosing from androydofonov the same price category and this device, no doubt stopped comparing and took this model.
aquarium89 November 05, 2015, Smolensk region \ Experience: less than a month
Evaluation 5
Advantages: Appearance
Functionality
Speed ​​performance
Camera
Price
Speaker
Disadvantages: Mark back panel
Weak charger
Relatively low operating system popularity
There is no LTE (but there is a need, you can buy the same phone with this function, by a couple thousand more)
Inconvenient to shower music
The battery lasts for a day, although it was true for me with Samsung, but this is with almost constant use of the phone.
Comment: I compare the phone with Samsung galaxy s5. The functionality is no different, and the difference in price is three times. Of course, the assembly plays a role, various gadgets that very few people fully use, etc., but so far I have been using lumia for a couple of weeks and have not found any significant differences. Nothing crashes, not buggy, everything works at the highest level.
The phone is more than worthy, especially for such a price, but I want to warn about the transfer of data from android and ios, save everything in oneDrive, because Microsoft only works with this cloud. From google the maximum that you can throw off is contacts. Regarding music and music on the call: you need to synchronize with the computer, that is, download the window phone program to your computer and look in the folders, throw everything you need. There is a podcast: call melodies, there you throw off all the tunes that you want to call. Otherwise, everything is good and it pleases))
I hope someone will help this entry when choosing)
Kibirina Xenia September 2, 2015, Moscow \ Experience: less than a month
Evaluation 5
Advantages: Excellent screen, sensor, speed. A good sound in dynamics. Glance Screen is a handy thing. The pictures are clear, the video is of excellent quality. The glass is easy to clean, there are no scratches in two weeks without a cover. The phone was chosen by the wife, now I take the same for myself, but with LTE. A bit too big, but half the 730 is more expensive, besides there is no Glance Screen, I see no reason to overpay for a 5mm difference. I see no competitors in terms of price / quality ratio.
Disadvantages: No covers. Still a bit too big for a pocket.
Comment: I think Microsoft chose the right marketing policy — quality tubes at affordable prices. The tenth Windows should strongly press other OS.
April 17, 2015, Ivanovo \ Experience: less than a month
Evaluation 5
Advantages: Screen, Windows 8.1, Camera, Battery.
Disadvantages: The volume of the call is too small, or standard tunes are like that.
Comment: Bought on April 1, black back cover (matte).
I use it as a dialer and deploy device in VS 2013 (development).
Turned off 3G, the power saving mode is constantly on. I use two SIM cards. It feels like the battery lasts a week :)
Before that, there was an android huawei u8800 pro, then I saw the Windows and as they say at first glance.
About software - of course, not all programs are available, there are not some amenities, but this is a matter of time.
And yes, nothing buggy.
Pichugin Dmitry April 11, 2015, Samara \ Experience: less than a month
Evaluation 5
Advantages: The points:
First of all, the excellent combination of price and quality.
Great appearance (in blue it looks very interesting and red is also good)
Very worthy for this price camera.
Good Accum.
The optimal screen in terms of resolution, and in size and quality.
The processor and RAM are more than enough for absolutely smooth and correct operation of the operating system.
Hooray, 2 sims - just fine!
Disadvantages: The fact that there are no headphones in the kit did not upset me, because I would listen to my loved ones, but someone might not like it.
The complete 0.75 A charger charges the phone for a very long time, it could be put on 1.5-2 A.
Marked case, although it is easily wiped.
The body is very prone to scratches due to its glossiness, although they are not too noticeable and replaceable caps will probably appear soon (I would like to see shockproof ones (with rubber inserts)).
The flaws in my opinion are so insignificant that they can rather be considered a cavil.
Comment: For the price of 10k rubles - just a great smartphone, both externally and on the TTX. Plus you should not forget that Winda is not demanding of resources and flies equally on flagships as well as on middling cars, so for those who are “toad strangling” take 830 or 930 - I recommend this option.
I took it as the 2nd phone, and as such it suits me 100%. I didn’t overpay for fashionable LTE, I’m more than satisfied with 3G speeds.
Petrovich Vasily March 21, 2015, Moscow \ Experience: less than a month
Microsoft Lumia 640 3G Dual Sim is selected to the rating:
Top 10 smartphones with 2 sim cards

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