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General
| Name | Microsoft Lumia 950 | Nokia Lumia 638 |
|---|---|---|
| Launch Date | 1 Oct 2015 | 1 Dec 2014 |
| Brand | Microsoft | Nokia |
| Colors | Black, White | Black |
Display
| Display Size | 5.2 Inches | 4.5 Inches |
|---|---|---|
| Display Type | AMOLED | IPS LCD |
| Resolution | 1440 x 2560 pixels | 480 x 854 pixels |
| Refresh Rate | 60Hz | 60Hz |
| Display Protection | Gorilla Glass 3 | Gorilla Glass 3 |
| Aspect Ratio | 16:9 | 16:9 |
| Features | 70.5% (screen to body ratio), 564 ppi | 64.6% (screen to body ratio), 218 ppi |
Platform
| Operating System | Microsoft Windows 10 | Microsoft Windows Phone 8.1 |
|---|---|---|
| Processor | Snapdragon 808 (20 nm) | Snapdragon 400 (28 nm) |
| CPU | Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A57) | Quad-core 1.2 GHz Cortex-A7 |
| GPU | Adreno 418 | Adreno 305 |
Memory
| Ram | 3GB | 1GB |
|---|---|---|
| Ram Type | LPDDR3 | - |
| Storage | 32GB | 8GB |
| Storage Type | eMMC 5.0 | eMMC 4.5 |
| SD Card Slot | Yes | Yes |
Camera
| Type | Single Camera | Single Camera |
|---|---|---|
| Main | 20 MP, f/1.9, 26mm, 1/2.4", 1.12µm, AF, OIS | 5 MP, 1/4.0", AF |
| Video | 4K@30fps, stereo sound rec., 1080p@30/60fps (after SW update) | 720p@30fps |
| Features | Zeiss optics, HDR | Panorama |
Front Camera
| Type | Single Camera | No Front Camera |
|---|---|---|
| Selfie | 5 MP, f/2.4 | - |
| Video | 1080p@30fps | - |
Battery
| Capacity | 3000 mAh | 1830 mAh |
|---|---|---|
| Battery Technology | Li-Ion, removable | Li-Ion, removable |
| Charging Speed | 18W | - |
| USB Type | Type C, USB 3.1 | Micro USB, USB 2.0 |
| Wireless Charging | Yes (Qi) (market dependent) | No |
| Reverse Wireless Charging | No | - |
Network
| Sim | Single Sim | Single Sim |
|---|---|---|
| Sim Type | Nano-SIM | Micro-SIM |
| Technology | 4G | 4G |
| Bands | ||
Connectivity
| Wi-Fi | WiFi 5 | WiFi 2.4 |
|---|---|---|
| Bluetooth | V4.1 | V4.0 |
| NFC | Yes | No |
| GPS | Yes | Yes |
Audio
| Loudspeaker | Yes | Yes |
|---|---|---|
| Headphone Jack | Yes | Yes |
Biometric
| Fingerprint | No | No |
|---|---|---|
| Face Unlock | Iris scanning | Not Available |
Body
| Dimensions | 145 x 73.2 x 8.2 mm | 129.5 x 66.7 x 9.2 mm |
|---|---|---|
| Weight | 150 g | 136 g |
| Frame | - | Plastic Frame |
| Back | - | Plastic Back |
| IP Rating | No | No |
Others
| Sensors | Iris scanner, accelerometer, gyro, proximity, compass, barometer, sensor core | Accelerometer |
|---|---|---|
| Features | Microsoft Continuum support | - |
| SAR EU | - | 1.46 W/kg (head), 0.95 W/kg (body) |
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