Microsoft Lumia 640 XL vs Samsung Galaxy S6 vs Apple iPhone 6 vs Apple iPhone 4 comparison
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key specs |
Display | 5.70-inch | 5.10-inch | 4.70-inch | 3.50-inch |
Processor | Qualcomm Snapdragon 400 | Samsung Exynos 7 Octa 7420 | Apple A8 | one-core |
Front Camera | 5-megapixel | 5-megapixel | 1.2-megapixel | 0.3-megapixel |
Rear Camera | 13-megapixel | 16-megapixel | 8-megapixel | 5-megapixel |
RAM | 1GB | 3GB | 1GB | 512MB |
Storage | 8GB | 32GB | 16GB | 8GB |
Battery Capacity | 3000mAh | 2550mAh | 1810mAh | 1420mAh |
OS | Windows Phone 8.1 | Android 5.0 | iOS 8.0 | iOS 6.1.3 |
Resolution | 720x1280 pixels | 1440x2560 pixels | 750x1334 pixels | 640x960 pixels |
general |
Brand | Microsoft | Samsung | Apple | Apple |
Model | Lumia 640 XL | Galaxy S6 | iPhone 6 | iPhone 4 |
Release date | March 1, 2015 | March 1, 2015 | September 1, 2014 | June 1, 2010 |
Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 157.90 x 81.50 x 9.00 | 143.40 x 70.50 x 6.80 | 138.10 x 67.00 x 6.90 | 115.20 x 59.00 x 9.30 |
Weight (g) | 171.00 | 138.00 | 129.00 | 137.00 |
Battery capacity (mAh) | 3000 | 2550 | 1810 | 1420 |
Removable battery | Yes | No | No | No |
Launched in India | - | Yes | Yes | - |
Body type | - | - | Metal | - |
Colours | - | - | Silver, Gold, Space Gray | Black |
display |
Screen size (inches) | 5.70 | 5.10 | 4.70 | 3.50 |
Touchscreen | Yes | Yes | Yes | Yes |
Resolution | 720x1280 pixels | 1440x2560 pixels | 750x1334 pixels | 640x960 pixels |
Pixels per inch (PPI) | 259 | 577 | 326 | 326 |
Protection type | - | Gorilla Glass | - | - |
Aspect ratio | - | 16:9 | 16:9 | - |
hardware |
Processor | 1.2GHz quad-core | octa-core (4x2.1GHz + 4x1.5GHz) | 1.4GHz dual-core | one-core |
Processor make | Qualcomm Snapdragon 400 | Samsung Exynos 7 Octa 7420 | Apple A8 | - |
RAM | 1GB | 3GB | 1GB | 512MB |
Internal storage | 8GB | 32GB | 16GB | 8GB |
Expandable storage | Yes | No | No | No |
Expandable storage type | microSD | - | - | - |
Expandable storage up to (GB) | 128 | - | - | - |
camera |
Rear camera | 13-megapixel | 16-megapixel (f/1.9, 1.12-micron) | 8-megapixel (f/2.2, 1.5-micron) | 5-megapixel |
Rear flash | LED | LED | Dual LED | LED |
Front camera | 5-megapixel | 5-megapixel (f/1.9, 1.34-micron) | 1.2-megapixel (f/2.2) | 0.3-megapixel |
Rear autofocus | - | Yes | Phase detection autofocus | - |
software |
Operating system | Windows Phone 8.1 | Android 5.0 | iOS 8.0 | iOS 6.1.3 |
Skin | - | TouchWiz | - | - |
connectivity |
Wi-Fi | Yes | Yes | Yes | Yes |
Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n/ac | 802.11 a/b/g/n | - |
GPS | Yes | Yes | Yes | Yes |
Bluetooth | Yes, v 4.00 | Yes, v 4.10 | Yes, v 4.20 | Yes, v 2.10 |
NFC | Yes | Yes | Yes | No |
Infrared | No | Yes | No | No |
USB OTG | No | Yes | No | No |
Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
FM | Yes | No | No | No |
Number of SIMs | 1 | 1 | 1 | 1 |
Wi-Fi Direct | No | Yes | No | No |
Mobile High-Definition Link (MHL) | No | No | No | No |
Micro-USB | - | Yes | - | - |
Lightning | - | - | Yes | - |
sim 1 |
SIM Type | Micro-SIM | Nano-SIM | Nano-SIM | Micro-SIM |
GSM/CDMA | GSM | GSM | GSM | GSM |
3G | Yes | Yes | Yes | Yes |
4G/ LTE | No | Yes | Yes | No |
sensors |
Compass/ Magnetometer | Yes | Yes | Yes | Yes |
Proximity sensor | Yes | Yes | Yes | Yes |
Accelerometer | Yes | Yes | Yes | Yes |
Ambient light sensor | Yes | Yes | Yes | Yes |
Gyroscope | No | Yes | Yes | Yes |
Barometer | No | Yes | Yes | No |
Temperature sensor | No | No | No | No |
Fingerprint sensor | - | Yes | Yes | - |
ratings |
Overall NDTV Rating | - | Read Review | Read Review | - |
Design Rating | - | | | - |
Display Rating | - | | | - |
Software Rating | - | | | - |
Performance Rating | - | | | - |
Battery Life Rating | - | | | - |
Camera Rating | - | | | - |
Value for Money Rating | - | | | - |