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- Galaxy S21 Ultra 5G vs Redmi Note 10 Pro Max
Samsung Galaxy S21 Ultra 5G vs Xiaomi Redmi Note 10 Pro Max
What Galaxy S21 Ultra 5G does better (24) and where Redmi Note 10 Pro Max wins (6) — every spec side by side.
vs
9.1Display7.8
9.8Camera7.3
6.2Battery7.1
9.4Features3.7
Dimensions
Size comparison
Galaxy S21 Ultra 5GRedmi Note 10 Pro Max
| Galaxy S21 Ultra 5G | Redmi Note 10 Pro Max | Difference | |
|---|---|---|---|
| Height | 165.1 mm | 164.5 mm | +0.6 mm |
| Width | 75.6 mm | 76.2 mm | −0.6 mm |
| Thickness | 8.9 mm | 8.1 mm | +0.8 mm |
| Weight | 227 g | 192 g | +35 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy S21 Ultra 5G better than Redmi Note 10 Pro Max?
- RAM16 GB vs 8 GB2×
- Water resistance (IPx)IPx8 vs IPx32.7×
- Storage (max)512 GB vs 128 GB4×
- Optical stabilisationYes · Redmi Note 10 Pro Max: No
- Telephoto cameraYes · Redmi Note 10 Pro Max: No
- Wireless chargingYes · Redmi Note 10 Pro Max: No
- 5GYes · Redmi Note 10 Pro Max: No
- NFCYes · Redmi Note 10 Pro Max: No
- Selfie camera40 MP vs 16 MP2.5×
- Pixel density515 ppi vs 395 ppi+30%
- CPU frequency2.9 GHz vs 2.3 GHz+26%
- Peak brightness1,500 nits vs 1,200 nits+25%
Why is Redmi Note 10 Pro Max better than Galaxy S21 Ultra 5G?
- Wired charging25 W vs 33 W+32%
- Memory card slotNo · Galaxy S21 Ultra 5G: Yes
- 3.5 mm headphone jackNo · Galaxy S21 Ultra 5G: Yes
- Weight227 g vs 192 g+18%
- Charged in 30 min54% vs 60%+11%
- Thickness8.9 mm vs 8.1 mm+10%
Specifications
Side by side
| Design | ||
| Weight | 227 g | 192 g |
| Thickness | 8.9 mm | 8.1 mm |
| Height | 165.1 mm | 164.5 mm |
| Width | 75.6 mm | 76.2 mm |
| Frame | Aluminium | — |
| Back | Glass | Glass |
| Ingress protection | IP68 | IP53 |
| Water resistance (IPx) | IPx8 | IPx3 |
| Glass protection | Corning Gorilla Glass Victus | Corning Gorilla Glass 5 |
| Colours | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy | Dark Night, Glacial Blue, Vintage Bronze |
| Stylus | Yes | — |
| Display | ||
| Screen size | 6.8″ | 6.7″ |
| Panel | Dynamic AMOLED 2X | Super AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,440 px | 1,080 px |
| Resolution (height) | 3,200 px | 2,400 px |
| Pixel density | 515 ppi | 395 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,500 nits | 1,200 nits |
| Measured brightness | 1,023 nits | — |
| Screen-to-body ratio | 89.8% | 85.7% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Exynos 2100 - International | Qualcomm SM7150 Snapdragon 732G |
| Chip maker | Qualcomm | Qualcomm |
| Process | 5 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.9 GHz | 2.3 GHz |
| GPU | Mali-G78 MP14 - International Adreno 660 - USA/China | Adreno 618 |
| AnTuTu score | 657,150 | — |
| Geekbench 6 (multi-core) | 3,518 | — |
| Memory | ||
| RAM | 16 GB | 8 GB |
| Storage (max) | 512 GB | 128 GB |
| Storage (base) | 128 GB | 64 GB |
| Storage type | UFS 3.1 | UFS 2.2 |
| Memory card slot | No | Yes |
| Camera | ||
| Main camera | 108 MP | 108 MP |
| Main camera aperture | f/1.8 | f/1.9 |
| Main sensor size | 1/1.33" | 1/1.52" |
| Rear cameras | 4 | 2 |
| Optical stabilisation | Yes | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | Yes | No |
| Optical zoom | 10× | — |
| Max video | 8K | 4K |
| 4K video frame rate | 60 fps | 30 fps |
| Selfie camera | 40 MP | 16 MP |
| 4K selfie video | Yes | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,020 mAh |
| Battery type | Li-Ion | Li-Po |
| Wired charging | 25 W | 33 W |
| Charged in 30 min | 54% | 60% |
| Wireless charging | Yes | No |
| Wireless charging power | 15 W | — |
| Reverse wireless charging | Yes | — |
| Connectivity | ||
| 5G | Yes | No |
| eSIM | Yes | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 5 |
| Bluetooth | 5.2 | 5.1 |
| NFC | Yes | No |
| USB | USB Type-C 3.2 | USB Type-C 2.0 |
| USB version | 3.2 | 2 |
| Ultra Wideband | Yes | — |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, BDS |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | Yes |
| Loudspeaker loudness | -25.5 LUFS | — |
| Fingerprint sensor | Under display, ultrasonic | Side |
| Barometer | Yes | — |
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | 0.71 W/kg | 0.83 W/kg |
| Software | ||
| OS at launch | Android 11 | Android 11 |
| Platform | Android | Android |
| Interface | One UI 7 | MIUI 12 |
| Major OS updates promised | 4 | — |
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