Vivo X21 UD vs Samsung Galaxy A6+ vs Apple iPhone 7 Plus vs Samsung Galaxy S7 Edge comparison
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key specs |
Display | 6.28-inch | 6.00-inch | 5.50-inch | 5.50-inch |
Processor | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 450 | Apple A10 Fusion | octa-core |
Front Camera | 12-megapixel | 24-megapixel | 7-megapixel | 5-megapixel |
Rear Camera | 12-megapixel | 16-megapixel + 5-megapixel | 12-megapixel | 12-megapixel |
RAM | 6GB | 4GB | 3GB | 4GB |
Storage | 128GB | 64GB | 32GB | 32GB |
Battery Capacity | 3200mAh | 3500mAh | 2900mAh | 3600mAh |
OS | Android 8.1 | Android 8.0 | iOS 10 | Android 6.0 |
Resolution | 1080x2280 pixels | 1080x2220 pixels | 1080x1920 pixels | 1440x2560 pixels |
general |
Brand | Vivo | Samsung | Apple | Samsung |
Model | X21 UD | Galaxy A6+ | iPhone 7 Plus | Galaxy S7 Edge |
Release date | March 1, 2018 | May 1, 2018 | September 1, 2016 | February 1, 2016 |
Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 154.50 x 74.80 x 7.40 | 160.20 x 75.70 x 7.90 | 158.20 x 77.90 x 7.30 | 150.90 x 72.60 x 7.70 |
Weight (g) | 156.20 | 191.00 | 188.00 | 157.00 |
Battery capacity (mAh) | 3200 | 3500 | 2900 | 3600 |
Colours | Ruby Red, Aurora White, Black | Blue, Black, Gold | Red, Rose Gold, Gold, Silver, Black, Jet Black | Black, White, Gold, Silver, Pink Gold, Black Pearl, Coral Blue |
Launched in India | - | Yes | - | Yes |
Removable battery | - | - | No | No |
Fast charging | - | - | - | Quick Charge 2.0 |
display |
Screen size (inches) | 6.28 | 6.00 | 5.50 | 5.50 |
Touchscreen | Yes | Yes | Yes | Yes |
Resolution | 1080x2280 pixels | 1080x2220 pixels | 1080x1920 pixels | 1440x2560 pixels |
Aspect ratio | - | 18.5:9 | - | 16:9 |
Pixels per inch (PPI) | - | - | 401 | 534 |
Protection type | - | - | - | Gorilla Glass |
hardware |
Processor | octa-core | 1.8GHz octa-core | quad-core | octa-core (4x2.3GHz + 4x1.6GHz) |
Processor make | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 450 | Apple A10 Fusion | - |
RAM | 6GB | 4GB | 3GB | 4GB |
Internal storage | 128GB | 64GB | 32GB | 32GB |
Expandable storage | - | Yes | No | Yes |
Expandable storage type | - | microSD | - | microSD |
Expandable storage up to (GB) | - | 256 | - | 200 |
camera |
Rear camera | 12-megapixel | 16-megapixel (f/1.7) + 5-megapixel (f/1.9) | 12-megapixel | 12-megapixel (f/1.7, 1.4-micron) |
Rear flash | LED | LED | Dual LED | Yes |
Front camera | 12-megapixel | 24-megapixel (f/1.9) | 7-megapixel | 5-megapixel (f/1.7, 1.34-micron) |
Rear autofocus | - | Phase detection autofocus | - | Phase detection autofocus |
Front flash | - | LED | - | - |
software |
Operating system | Android 8.1 | Android 8.0 | iOS 10 | Android 6.0 |
Skin | FunTouch 4.0 | Samsung Experience 9.0 | - | - |
connectivity |
Wi-Fi | Yes | Yes | Yes | Yes |
Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac |
GPS | Yes | Yes | Yes | Yes |
Bluetooth | Yes, v 5.00 | Yes, v 4.20 | Yes, v 4.20 | Yes, v 4.20 |
USB OTG | Yes | - | No | Yes |
Headphones | 3.5mm | 3.5mm | - | 3.5mm |
Number of SIMs | 2 | - | 1 | 2 |
Micro-USB | - | Yes | - | Yes |
FM | - | Yes | No | No |
Wi-Fi Direct | - | Yes | No | No |
NFC | - | - | No | Yes |
Infrared | - | - | No | No |
Mobile High-Definition Link (MHL) | - | - | No | No |
sim 1 |
SIM Type | Micro-SIM | - | Nano-SIM | - |
GSM/CDMA | GSM | - | GSM | GSM |
3G | Yes | - | Yes | Yes |
4G/ LTE | Yes | - | Yes | Yes |
sim 2 |
SIM Type | Micro-SIM | - | - | - |
GSM/CDMA | GSM | - | - | GSM |
3G | Yes | - | - | Yes |
4G/ LTE | Yes | - | - | Yes |
sensors |
Compass/ Magnetometer | Yes | Yes | Yes | Yes |
Proximity sensor | Yes | Yes | Yes | Yes |
Ambient light sensor | Yes | Yes | Yes | Yes |
Gyroscope | Yes | Yes | Yes | Yes |
Fingerprint sensor | - | Yes | - | Yes |
Accelerometer | - | Yes | Yes | Yes |
Barometer | - | - | Yes | Yes |
Temperature sensor | - | - | No | No |
ratings |
Overall NDTV Rating | - | Read Review | Read Review | Read Review |
Design Rating | - | | | |
Display Rating | - | | | |
Software Rating | - | | | |
Performance Rating | - | | | |
Battery Life Rating | - | | | |
Camera Rating | - | | | |
Value for Money Rating | - | | | |