Phone Comparison - Samsung Galaxy S21 Ultra 5G vs ZTE nubia Red Magic 9 Pro vs Oppo Reno12 Pro
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| Manufacturer | Samsung | ZTE | Oppo |
| Announced | 2021, January 14 | November 2023 | June 2024 |
| Status | Coming soon. Exp. release 2021, January 29 | Available - November 2023 | Released 2024, June 18 |
| Price | Rs. 105,999 ($0.00) [Similarly Priced] | - | - |
| Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown | Black, Black/Transparent, Silver | Black, Purple, Rose Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) |
163.98 × 76.35 × 8.9 mm (6.46 × 3.01 × 0.35 in) |
161.5 x 74.8 x 7.4 mm (6.36 x 2.94 x 0.29 in) |
| Weight | 227 g (8.01 oz) | 229 g (8.08 oz) | 180 g (6.35 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) | Dual SIM (Nano-SIM, dual stand-by) |
| 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 CDMA 800 / 1900 |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
HSDPA 850 / 1700(AWS) / 2100 |
| 4G Network | LTE | LTE | 1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41 |
| 5G Network | SA/NSA/Sub6/mmWave | SA/NSA | 1, 3, 5, 8, 28, 41, 77, 78 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) Stylus support Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+ |
- Fingerprint Sensor (under display, optical) Pressure sensitive zones (520Hz touch-sensing) Built-in cooling fan Aviation aluminum middle frame |
- Fingerprint Sensor (under display, optical) IP65, dust and water resistant |
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| OS | Android 11 | Android 14 | Android 14 |
| User Interface | One UI 3.0 | Redmagic OS 9 | ColorOS 14.1 |
| 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 - Global / Qualcomm Snapdragon 875 - USA | Octa-core (1x3.3 GHz Cortex-X4 & 5x3.2 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520), Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) | Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55), Mediatek Dimensity 7300 Energy (4 nm) |
| GPU | Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea | Adreno 750 | Mali-G615 MC2 |
| RAM | 16 GB | 12 GB | 12 GB |
| Internal Memory | 512 GB | 512 GB | 512 GB |
| External Memory | microSDXC (uses shared SIM slot) | No | No |
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| Type | QHD+ Dynamic AMOLED 2X Display 120Hz Refresh Rate HDR10+ 1500 nits (peak) Corning Gorilla Glass Victus Always-on display |
FHD+ AMOLED Screen 120Hz Refresh Rate 1600 Nits (peak) |
FHD+ AMOLED Screen 120Hz Refresh Rate, HDR10+, 1200 Nits (peak) Corning Gorilla Glass Victus 2 Protection |
| Colors | 16M Colour | 1B colors | 1B colors |
| Size | 6.8 inches | 6.8 inches | 6.7 inches |
| Resolution | 1440 x 3200 pixels (516 ppi) | 1116 x 2480 pixels (400 ppi) | 1080 x 2412 pixels (394 ppi) |
| Screen-to-Body Ratio | 89.46% | - | 89.62% |
| 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 | 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP | 50 MP + 50 MP + 2 MP | 50 MP + 50 MP + 8 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | 108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video auto-HDR, panorama |
50 MP, (wide), PDAF, OIS 50 MP, (ultrawide) 2 MP, f/2.4, (macro) HDR, Panorama |
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 50 MP, f/2.0, 47mm (telephoto), PDAF, 2x optical zoom 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm HDR, Panorama |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240fps | 4K@30/60fps, 1080p@30/60/120/240fps, 720p@480fps, gyro-EIS, HDR |
| Front Camera |
40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF Dual video call, Auto-HDR 4K@30/60fps, 1080p@30fps [Similar] |
16 MP, f/2.0, (wide), 1.12µm, under display HDR 1080p@30/60fps [Similar] |
50 MP, f/2.0, 21mm (wide), 1/2.75", PDAF Panorama, HDR 4K@30/60fps, 1080p@30/60fps, gyro-EIS [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, 5G | HSPA, LTE, 5G |
| Bluetooth | 5.2, A2DP, LE | 5.3, A2DP, LE | 5.4, A2DP, LE, aptX HD, LHDC |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band |
| USB | USB Type-C 3.2, USB On-The-Go | USB Type-C 3.2, OTG, accessory connector, DisplayPort | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | GPS (L1+L5), GLONASS, BDS, GALILEO | GPS, GLONASS, GALILEO, BDS, QZSS |
| Browser | Yes | Yes | Yes |
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| Internal | 512 GB, 16 GB RAM or 256 GB, 12 GB RAM or 128 GB, 12 GB RAM UFS 3.1 | 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 4.0 | 512 GB, 12 GB RAM or 256 GB, 12 GB RAM UFS 3.1 |
| Expandable Storage | microSDXC (uses shared SIM slot) | No | No |
| USB OTG | Supported | Supported | 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 Reverse wireless charging 4.5W |
Non-removable Li-Po Battery Fast battery Charging 80W wired, PD3.0 |
Non-removable Li-Po Battery Fast battery Charging 80W wired, PD Reverse wired |
| Capacity | 5000 mAh | 6500 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
