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- 7i vs Galaxy A51 5G
Realme 7i vs Samsung Galaxy A51 5G
What 7i does better (5) and where Galaxy A51 5G wins (13) — every spec side by side.
vs
4.5Display5.0
6.9Camera6.8
4.6Battery2.9
3.5Features7.1
Dimensions
Size comparison
7iGalaxy A51 5G
| 7i | Galaxy A51 5G | Difference | |
|---|---|---|---|
| Height | 164.1 mm | 158.9 mm | +5.2 mm |
| Width | 75.5 mm | 73.6 mm | +1.9 mm |
| Thickness | 8.9 mm | 8.7 mm | +0.2 mm |
| Weight | 188 g | 187 g | +1 g |
Drawn to the same scale from the official dimensions (front and side).
Why is 7i better than Galaxy A51 5G?
- Refresh rate90 Hz vs 60 Hz+50%
- Battery capacity5,000 mAh vs 4,500 mAh+11%
- Main camera64 MP vs 48 MP+33%
- Wired charging18 W vs 15 W+20%
- Main camera aperturef/1.8 vs f/2+11%
Why is Galaxy A51 5G better than 7i?
- OLED panelNo · 7i: Yes
- 5GNo · 7i: Yes
- NFCNo · 7i: Yes
- Pixel density270 ppi vs 405 ppi+50%
- Storage (base)64 GB vs 128 GB2×
- Max video1080p vs 4K
- Selfie camera16 MP vs 32 MP2×
- 4K selfie videoNo · 7i: Yes
- CPU frequency2 GHz vs 2.2 GHz+10%
- Resolution (width)720 px vs 1,080 px+50%
- Process11 nm vs 8 nm+38%
- Screen-to-body ratio82.3% vs 87.2%+6%
Specifications
Side by side
| Design | ||
| Weight | 188 g | 187 g |
| Thickness | 8.9 mm | 8.7 mm |
| Height | 164.1 mm | 158.9 mm |
| Width | 75.5 mm | 73.6 mm |
| Frame | — | Aluminium |
| Back | — | Plastic |
| Glass protection | Corning Gorilla Glass | Corning Gorilla Glass 3 |
| Colours | Aurora Green, Polar Blue | Prism Cube Black, Prism Cube White, Prism Cube Pink |
| Display | ||
| Screen size | 6.5″ | 6.5″ |
| Panel | IPS LCD | Super AMOLED |
| OLED panel | No | Yes |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,600 px | 2,400 px |
| Pixel density | 270 ppi | 405 ppi |
| Refresh rate | 90 Hz | 60 Hz |
| Peak brightness | — | 400 nits |
| Measured brightness | — | 642 nits |
| Screen-to-body ratio | 82.3% | 87.2% |
| Performance | ||
| Chipset | Qualcomm SM6115 Snapdragon 662 | Exynos 980 |
| Chip maker | Qualcomm | Exynos |
| Process | 11 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2.2 GHz |
| GPU | Adreno 610 | Mali-G76 MP5 |
| AnTuTu score | — | 316,007 |
| Geekbench 6 (multi-core) | — | 1,867 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 64 GB | 128 GB |
| Storage type | UFS 2.1 | UFS 2.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 64 MP | 48 MP |
| Main camera aperture | f/1.8 | f/2 |
| Main sensor size | 1/1.73" | 1/2.0" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 16 MP | 32 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 5,000 mAh | 4,500 mAh |
| Battery type | — | Li-Po |
| Wired charging | 18 W | 15 W |
| Charged in 30 min | — | 30% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | No | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Loudspeaker loudness | — | -29.5 LUFS |
| Fingerprint sensor | Rear | Under display |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| SAR (head) | 1.1 W/kg | 0.5 W/kg |
| Software | ||
| OS at launch | Android 10 | Android 10 |
| Platform | Android | Android |
| Interface | — | One UI 5 |
