Compare phones
Microsoft Lumia 640
LTE Dual SIMRM-1109
Samsung Galaxy S4
SprintSPH-L720
| Global Score | |
| 64.3 | 79 |
| Basic Information | |
| Microsoft | Samsung |
| Windows Phone 8.1 | Android 4.4 |
| 0000-00-00 | 2013-03-14 |
| 5.56 x 2.84 x 0.35 inches | 5.38 x 2.75 x 0.31 inches |
| 5.11 ounces | 4.59 ounces |
| Black, Blue, Orange and White | Black, Blue, Red and White |
| -- | Polycarbonate |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 139.00 | $ 135.00 |
| Display / Screen | |
| 5 inches | 5 inches |
| 720 x 1280 pixels (HD) | 1080 x 1920 pixels (Full HD) |
| IPS LCD | Super AMOLED |
| 294 pixels per inch | 441 pixels per inch |
| Capacitive, Multi-touch | Capacitive, Multi-touch |
| 8.1 | 9.1 |
| Performance | |
| Qualcomm Snapdragon 400 chipset | Qualcomm Snapdragon 600 APQ8064T chipset |
| Quad-Core 1200 MHz processor | Krait 300 (Quad-Core 1900 MHz) processor |
| 1 GB RAM | 2 GB (800 MHz) RAM |
| Yes GPU | Adreno 320 (400 MHz) GPU |
| 8.1 | 9 |
| Storage | |
| 8 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSD, microSDHC, microSDXC (up to 64 GB) external memory slot |
| 5.62 | 9.46 |
| Camera | |
| 8.00 MP + 0.90 MP | 13.00 MP + 2.00 MP |
| f/2.20 aperture | f/2.20 aperture |
| 28.00mm focal length | 31.00mm focal length |
| 0.25 inches (1/4") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.25 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Micro SIM, Dual SIM | Micro SIM |
| 7 | 7 |
| Battery Life | |
| 2500mAh Battery | 2600mAh Li-Ion Battery |
| Removable Battery | Removable Battery |
| Wireless Charging | Wireless Charging |
| 864 hours standby time 26.5 hours talk time | 17 hours talk time |
| 4.48 | 4.56 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy S4 is way better than the Lumia 640, with a 79 score against 64.3. Samsung Galaxy S4's body is thinner and somewhat lighter than the Lumia 640. The Samsung Galaxy S4 counts with Android 4.4 OS, and Lumia 640 comes with Windows Phone 8.1 OS. Galaxy S4 counts with a more vivid display than Microsoft Lumia 640, and although they both have a screen of the same size, the Galaxy S4 also has a better pixel density and a lot higher 1920 x 1080 resolution.
The Galaxy S4 counts with a superior CPU than Microsoft Lumia 640, and although they both have a Quad-Core processor, the Galaxy S4 also has more RAM memory and an extra GPU. The Galaxy S4 takes just a bit better photographs and videos than Lumia 640, and although they both have a F2.2 aperture, the same (Full HD) video definition and the same 30 frames per second video frame rates, the Galaxy S4 also has a much bigger sensor taking more light and vivid colors and a back facing camera with a way higher 13 megapixels resolution.
Galaxy S4 counts with a way bigger memory to install applications and games than Microsoft Lumia 640, because although it has a SD card slot that holds a maximum of 64 GB against 128 GB, it also counts with 64 GB internal storage capacity. The Galaxy S4 counts with just a bit better battery life than Microsoft Lumia 640, because it has a 2600mAh battery size.
Despite of being the best phone of the ones we are comparing here, Samsung Galaxy S4 is also a bit cheaper, making it easy to pick between these phones.
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