Samsung Galaxy A51 vs Samsung Galaxy A91 vs Oppo A91
Price Comparison (India)
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General Info
Manufacturer | ||
Samsung | Samsung | Oppo |
Announced | ||
December 2019 | Not announced yet | 2019, December |
Status | ||
Coming Soon - December 12, 2019 | Rumored | Coming soon. Exp. release 2019, December 26 |
Price | ||
Rs. 23,999 ($0.00) [Similarly Priced] | - | - |
Colors | ||
Prism Crush White, Black, Pink, Blue | White, Black | Black, Blue, Red |
Form Factor | ||
Candybar | Candybar | Candybar |
Dimension | ||
158.4 x 73.7 x 7.9 mm (6.24 x 2.9 x 0.31 in) |
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7.9 mm thickness (0.31 in thickness) |
Weight | ||
172 g (6.07 oz) | - | 172 g (6.07 oz) |
SIM Type | ||
Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
2G Network | ||
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA |
3G Network | ||
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 1700(AWS) / 1900 / 2100 |
4G Network | ||
LTE (unspecified) | LTE (unspecified) | LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) |
Messaging | ||
Build Features | ||
- Fingerprint Sensor(In-display) |
- Fingerprint Sensor(In-display) |
- Fingerprint Sensor(In-display) |
Hardware and OS
OS | ||
Android 9.0 (Pie) | Android 10 | Android 9.0 (Pie) |
User Interface | ||
One UI | One UI | ColorOS 6.1 |
Processor | ||
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) | Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485), Qualcomm SDM855 Snapdragon 855 (7 nm) | Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53), Mediatek MT6771V Helio P70 (12nm) |
GPU | ||
Mali-G72 MP3 | Adreno 640 | Mali-G72 MP3 |
RAM | ||
8 GB | 8 GB | 8 GB |
Internal Memory | ||
128 GB | 128 GB | 128 GB |
External Memory | ||
microSD, up to 512 GB (dedicated slot) | microSD, up to 512 GB | microSD, up to 256 GB (dedicated slot) |
Display
Type | ||
Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen | Super AMOLED Capacitive Touchscreen | Super AMOLED Capacitive Touchscreen |
Colors | ||
16M colors | 16M colors | 16M colors |
Size | ||
6.5 inches | 6.7 inches | 6.4 inches |
Resolution | ||
1080 x 2340 pixels (396 ppi) | 1080 x 2400 pixels (393 ppi) | 1080 x 2340 pixels (403 ppi) |
Screen-to-Body Ratio | ||
89.06% | - | - |
Multi-Touch | ||
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Multimedia
3.5mm Jack | ||
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Radio | ||
FM radio | - | FM radio |
Games | ||
Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
Loud Speaker | ||
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Camera
Rear Camera | ||
48 MP + 12 MP + 5 MP + 5 MP | 48 MP + 12 MP + 5 MP | 48 MP + 8 MP + 2 MP + 2 MP |
Flash | ||
LED Flash | LED Flash | LED flash |
Features | ||
48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF 12 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.2, depth sensor 5 MP, f/2.4, macro camera Panorama, HDR |
48 MP, f/2.0, 26mm (wide), 1/2", 0.8µm, PDAF, OIS 12 MP, f/2.2, 12mm (ultrawide), 1.12µm 5 MP, f/2.2, depth sensor Panorama, HDR |
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera) 2 MP, f/2.4, 1/5", 1.75µm, depth sensor HDR |
Video | ||
2160p@30fps, 1080p@30fps | 2160p@30fps, 1080p@30/60fps (gyro-EIS), 720p@960fps | 2160p@30fps |
Front Camera | ||
32 MP, f/2.0, 25mm (wide) HDR 1080p@30fps |
32 MP, f/2.2, 25mm (wide), 0.8µm, HDR, 1080p@30fps | 16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm HDR 1080p@30fps |
Connectivity and Data Rate
GPRS | ||
Yes | Yes | Yes |
Edge | ||
Yes | Yes | Yes |
3G | ||
HSPA, LTE-A | HSPA 42.2/5.76 Mbps | HSPA 42.2/11.5 Mbps, LTE-A |
Bluetooth | ||
5.0, A2DP, LE | 5.0, A2DP, LE | 5.0, A2DP, LE, aptX HD |
Wi-Fi | ||
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
USB | ||
2.0, Type-C 1.0 reversible connector, USB On-The-Go | 2.0, Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
GPS | ||
Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS |
Browser | ||
Yes | Yes | Yes |
User Memory
Internal | ||
128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM | 128 GB, 8 GB RAM | 128 GB, 8 GB RAM |
Expandable Storage | ||
microSD, up to 512 GB (dedicated slot) | microSD, up to 512 GB | microSD, up to 256 GB (dedicated slot) |
USB OTG | ||
Supported | Supported | Supported |
Sensors
Fingerprint | ||
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Proximity Sensor | ||
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Accelerometer Sensor | ||
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Magnetic-field Sensor (Compass) | ||
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Gyroscope Sensor | ||
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NFC | ||
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Battery
Type | ||
Non-removable Li-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery Fast battery charging 45W |
Non-removable Li-Po Battery Fast battery charging 30W |
Capacity | ||
4000 mAh | 4500 mAh | 4000 mAh |
Stand by | ||
- | - | - |
Talk Time | ||
- | - | - |