Phone Comparison - Samsung Galaxy S21 5G vs Oppo Reno9 vs Samsung Galaxy Tab A9+
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Oppo | Samsung |
| Announced | 2021, January 14 | November 2022 | October 2023 |
| Status | Coming soon. Exp. release 2021, January 29 | Coming Soon - December 2022 | Coming Soon - October 2023 |
| Price | Rs. 69,999 ($799.99) [Similarly Priced] | - | Rs. 20,999 ($0.00) [Similarly Priced] |
| Colors | Phantom Gray, Phantom White, Phantom Violet, Phantom Pink | Black, Gold, Pink gradient, Red | Graphite, Silver, Navy |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
151.7 x 71.2 x 7.9 mm (5.97 x 2.8 x 0.31 in) |
162.3 x 74.2 x 7.2 mm (6.39 x 2.92 x 0.28 in) |
257.1 x 168.7 x 6.9 mm (10.12 x 6.64 x 0.27 in) |
| Weight | 169 g (5.96 oz) | 174 g (6.14 oz) | - |
| SIM Type | Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM, eSIM |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE | 1, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41 | LTE |
| 5G Network | SA/NSA/Sub6/mmWave | 1, 5, 8, 28, 41, 77, 78 SA/NSA | SA/NSA |
| Messaging | |||
| Build Features | - Fingerprint Sensor (under display, ultrasonic) Samsung Pay (Visa, MasterCard certified) IP68 dust/water resistant (up to 1.5m for 30 mins) Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ |
- Fingerprint Sensor |
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| OS | Android 11 | Android 13 | Android 13 |
| User Interface | One UI 3.1 | ColorOS 13 | One UI 5.1 |
| Processor | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea | Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55), Qualcomm SM7325 Snapdragon 778G 5G (6 nm) | Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver), Qualcomm SM6375 Snapdragon 695 5G (6 nm) |
| GPU | Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea | Adreno 642L | Adreno 619 |
| RAM | 8 GB | 12 GB | 8 GB |
| Internal Memory | 256 GB | 512 GB | 128 GB |
| External Memory | microSDXC (uses shared SIM slot) | No | microSDXC (dedicated slot) |
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| Type | FHD+ Dynamic AMOLED 2X Display 120Hz Refresh Rate HDR10+ 1300 nits (peak) Corning Gorilla Glass Victus Always-on display |
FHD+ AMOLED Screen 120Hz Refresh Rate HDR10+ 500 nits (typ), 800 nits (HBM), 950 nits (peak) Asahi Glass AGC DT-Star2 |
FHD+ TFT LCD Screen 90Hz Refresh Rate |
| Colors | 16M Colour | 1B Colors | 16M colors |
| Size | 6.2 inches | 6.7 inches | 11.0 inches |
| Resolution | 1080 x 2400 pixels (424 ppi) | 1080 x 2412 pixels (394 ppi) | 1200 x 1920 pixels (206 ppi) |
| Screen-to-Body Ratio | 86.12% | 89.90% | 80.76% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio (Snapdragon model only; market/operator dependent) | No | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP + 64 MP + 12 MP | 64 MP + 2 MP | 8 MP |
| Flash | LED Flash | LED Flash | No |
| Features | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video Auto-HDR, Panorama |
64 MP, f/1.8, 26mm (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
8 MP, AF |
| Video | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS | 4K@30fps, 1080p@30/60/120fps, gyro-EIS | 1080p@30fps |
| Front Camera | 10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar] |
32 MP, f/2.4, 22mm (wide), 1/2.74", 0.8µm, AF Panorama, HDR 1080p@30fps, gyro-EIS [Similar] |
5 MP 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G | HSPA, LTE-A (CA), 5G | HSPA, LTE, 5G |
| Bluetooth | 5.0, A2DP, LE | 5.2, A2DP, LE, aptX HD | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, USB On-The-Go | USB Type-C 2.0 |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS, GLONASS, GALILEO, BDS, QZSS | GPS |
| Browser | Yes | Yes | Yes |
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| Internal | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1 | 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 3.1/2.2 | 128 GB, 8 GB RAM or 64 GB, 4 GB RAM |
| Expandable Storage | microSDXC (uses shared SIM slot) | No | microSDXC (dedicated slot) |
| USB OTG | Supported | Supported | Not Supported |
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| 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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| Barometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Fast battery charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Power bank/Reverse wireless charging 4.5W |
Non-removable Li-Po Battery Fast battery Charging 67W wired, PD, QC2, 1-33% in 10 min, 1-100% in 44 min (advertised) Reverse wired |
Non-removable Li-Po Battery Fast battery Charging 15W |
| Capacity | 4000 mAh | 4500 mAh | 7040 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 20,999 
