Phone Comparison - Realme X3 SuperZoom vs Samsung Galaxy S21 Ultra 5G vs Xiaomi Mi 11 Ultra
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| Price Comparison (India) | - | - | |
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| Manufacturer | Realme | Samsung | Xiaomi |
| Announced | 2020, May 26 | 2021, January 14 | 2021, March 29 |
| Status | Coming soon. Exp. release 2020, June 02 | Coming soon. Exp. release 2021, January 29 | Coming soon. Exp. release 2021, April 02 |
| Price | Rs. 27,999 ($0.00) [Similarly Priced] | Rs. 105,999 ($0.00) [Similarly Priced] | Rs. 69,999 ($0.00) [Similarly Priced] |
| Colors | Glacier Blue, Arctic White | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown | Ceramic White (Cosmic White), Ceramic Black (Cosmic Black) |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
163.8 x 75.8 x 8.9 mm (6.45 x 2.98 x 0.35 in) |
165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) |
164.3 x 74.6 x 8.4 mm (6.47 x 2.94 x 0.33 in) |
| Weight | 202 g (7.13 oz) | 227 g (8.01 oz) | 234 g (8.25 oz) |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM and/or eSIM), Hybrid 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 | 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 1xEV-DO |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) | LTE | 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 38, 40, 41, 42, 66 - International 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 - China |
| 5G Network | - | SA/NSA/Sub6/mmWave | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA - International 1, 3, 28, 41, 77, 78, 79 SA/NSA - China |
| Messaging | |||
| Build Features | - Fingerprint Sensor (side-mounted) Glass front, plastic back, plastic frame |
- 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) |
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| OS | Android 10.0 | Android 11 | Android 11 |
| User Interface | Realme UI | One UI 3.0 | MIUI 12.5 |
| Processor | Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485), Qualcomm SM8150 Snapdragon 855+ (7 nm) | 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 (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 (5 nm) |
| GPU | Adreno 640 (700 MHz) | Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea | Adreno 660 |
| RAM | 12 GB | 16 GB | 12 GB |
| Internal Memory | 256 GB | 512 GB | 512 GB |
| External Memory | No | microSDXC (uses shared SIM slot) | No |
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| Type | IPS LCD Capacitive Touchscreen Corning Gorilla Glass 5 120Hz refresh rate |
QHD+ Dynamic AMOLED 2X Display 120Hz Refresh Rate HDR10+ 1500 nits (peak) Corning Gorilla Glass Victus Always-on display |
QHD+ AMOLED Screen 120Hz Refresh Rate HDR10+ 900 nits, 1700 nits (peak) Corning Gorilla Glass Victus |
| Colors | 16M colors | 16M Colour | 1B Colour |
| Size | 6.6 inches | 6.8 inches | 6.81 inches |
| Resolution | 1080 x 2400 pixels (399 ppi) | 1440 x 3200 pixels (516 ppi) | 1440 x 3200 pixels (515 ppi) |
| Screen-to-Body Ratio | 84.60% | 89.46% | 91.45% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio (Snapdragon model only; market/operator dependent) | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 64 MP + 8 MP + 8 MP + 2 MP | 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP | 50 MP + 48 MP + 48 MP |
| Flash | LED flash | LED flash | Dual-LED Dual-tone Flash |
| Features | 64 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, PDAF 8 MP, f/3.4, 122mm (periscope telephoto), PDAF, OIS, 5x optical zoom 8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) HDR, panorama |
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, f/1.9, (wide), PDAF, Laser AF, OIS 48 MP, f/4.1, 120mm (periscope telephoto), 1/2.0", 0.8µm, PDAF, OIS, 5x optical zoom, 120x hybrid zoom 48 MP, (ultrawide), 1/2.0", 0.8µm, PDAF HDR, Panorama, Selfie Display |
| Video | 1080p@30fps | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS, HDR10 rec. |
| Front Camera |
32 MP, f/2.2, (wide), 1/2.8", 0.8µm, PDAF 8 MP, f/2.4, (ultrawide) HDR 1080p@30fps [Similar] |
40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF Dual video call, Auto-HDR 4K@30/60fps, 1080p@30fps [Similar] |
20 MP, f/2.3, (wide), 1/3.4", 0.8µm HDR 1080p@30fps, 720p@120fps, gyro-EIS [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A, 5G (1.9 Gbps DL) | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Bluetooth | 5.0, A2DP, LE | 5.2, A2DP, LE | 5.2, 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/6e, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, DLNA, hotspot |
| USB | 2.0, Type-C 1.0 reversible connector | USB Type-C 3.2, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS |
| Browser | Yes | Yes | Yes |
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| Internal | 256 GB, 12 GB RAM or 128 GB, 8 GB RAM UFS 3.0 | 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 3.1 |
| Expandable Storage | No | microSDXC (uses shared SIM slot) | 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 30W |
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 charging 67W, 100% in 36 min (advertised) Fast wireless charging 67W, 100% in 39 min (advertised) Reverse wireless charging 10W Quick Charge 4+ Power Delivery 3.0 |
| Capacity | 4200 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 27,999 
