2.84 in 5.56 in  | 3.36 in 6.41 in  | |
| Editiorial reviews | ||
| User rating |
| Microsoft Lumia 640 LTE |  Nokia Lumia 1520 | |
|---|---|---|
| Operating system | Windows 10 Mobile | Windows 10 Mobile |
| CPU clock speed | 1.2 GHz | 2.2 GHz |
| CPU cores | Quad-core | Quad-core |
| CPU model | Qualcomm Snapdragon 400 MSM8926 | Qualcomm Snapdragon 800 MSM8974 |
| GPU model | Qualcomm Adreno 305 | Qualcomm Adreno 330 |
| RAM memory | 1 GB | 2 GB |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Screen size | 5.0 in | 6.0 in |
| Touchscreen | yes | yes |
| Number of colors | 16.7M | 16.7M |
| Panel type | LCD | LCD |
| Resolution | 720 x 1280 px | 1920 x 1080 px |
| Technology | IPS TFT | IPS TFT |
| Pixel density | 294.0 ppi | 367.0 ppi |
| Screen material | Corning Gorilla Glass 3.0 | Corning Gorilla Glass 2.0 |
| Dual screen support | no | no |
| Scratch resistant display | yes | yes |
| HDR | no | no |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Primary sensor size | 1/4" | 1/2.5" |
| Primary sensor resolution | 8.0 Mpx | 20.0 Mpx |
| Video recording | yes | yes |
| Highest video resolution | 1920 x 1080 px | 1920 x 1080 px |
| Maximum FPS at the highest resolution | 30.0 fps | 30.0 fps |
| Autofocus | yes | yes |
| Geo-tagging | yes | yes |
| LED Flash | yes | yes |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Primary resolution | 0.9 Mpx | 1.2 Mpx |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Internal storage | 8 GB | 32 GB |
| Memory card reader | yes | yes |
| Maximum card storage | 128GB | 128GB |
| Types of memory card supported |
| microSD |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Material | Plastic | Plastic |
| Water resistant | no | no |
| Shock resistant | no | no |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Height | 5.56 in | 6.41 in |
| Width | 2.84 in | 3.36 in |
| Depth | 0.35 in | 0.34 in |
| Weight | 5.11 oz | 7.37 oz |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Accelerometer | yes | yes |
| Proximity | yes | yes |
| Ambient light sensor | yes | yes |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| FM radio | yes | yes |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Dual sim support | no | no |
| Sim card size | Micro-SIM | Nano-SIM |
| DLNA certified | yes | yes |
| Bluetooth | yes | yes |
| Bluetooth version | 4.0 | 4.0 |
| Bluetooth profile |
|
|
| NFC | yes | yes |
| Charging connection | USB |
|
| Headphone connection | 3.5 mm | 3.5 mm |
| USB version | 2.0 | 2.0 |
| Video output | No | No |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Wireless network (Wi-Fi) | yes | yes |
| Wireless networking standard |
|
|
| Data transmission |
| HSPA+ |
| Navigation system |
| GLONASS |
| 2G GSM | yes | yes |
| GSM frequencies |
|
|
| 3G UMTS | yes | yes |
| 4G LTE | yes | yes |
| Streaming standards | Miracast | Miracast |
| Microsoft Lumia 640 LTE | Nokia Lumia 1520 | |
|---|---|---|
| Replaceable battery | yes | no |
| Battery type | Lithium ion | Lithium ion |
| Battery capacity | 2500.0 mAh | 3400.0 mAh |
| Standby time | 864.0 h | 768.0 h |
| Talk time | 17.5 h | 27.0 h |
| Fast charging | no | no |
| Wireless charging | no | yes |
| Pros | ||
|---|---|---|
| Cons |
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