Vivo X51 5G vs Xiaomi 18 Fold
The Vivo X51 5G (2020) runs on the Qualcomm Snapdragon 765G, while the Xiaomi 18 Fold (2026) runs on the Xiaomi XRING O3. By overall MobileRank rating, the Xiaomi 18 Fold leads — 86/100 vs 46/100 (a 40-point difference). Key differences: the Xiaomi 18 Fold has the bigger battery (6000 mAh vs 4315); the main camera is 48 MP vs 200 MP; the Xiaomi 18 Fold is faster in AnTuTu (5,228,014 vs 597,974); the Vivo X51 5G is noticeably lighter (181g vs 219g).
Profile comparison
Category scores
Vivo X51 5G
Xiaomi 18 Fold
What makes Vivo X51 5G better?
- Lighter: 181g vs 219g
- Better portability (70/100 vs 64/100)
What makes Xiaomi 18 Fold better?
- Higher AnTuTu: 5228014 vs 597974
- Better Geekbench Single: 3715 vs 799
- Better Geekbench Multi: 14213 vs 1836
- Bigger battery: 6000 vs 4315 mAh
- Faster charging: 67W vs 33W
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (99/100 vs 44/100)
- Better camera (85/100 vs 42/100)
- Longer battery life (75/100 vs 31/100)
- Better display (79/100 vs 68/100)
Comparison verdict
Comparing the Vivo X51 5G vs the Xiaomi 18 Fold, the Xiaomi 18 Fold scores 40 points higher (86/100 vs 46/100). In the "performance" category, the Xiaomi 18 Fold leads (99/100 vs 44/100). In the "camera" category, the Xiaomi 18 Fold leads (85/100 vs 42/100). In the "battery" category, the Xiaomi 18 Fold leads (75/100 vs 31/100). In the "performance" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (99/100 vs 44/100). In the "display" category, the Xiaomi 18 Fold is a bit better (79/100 vs 68/100). In the "camera" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (85/100 vs 42/100). In the "battery" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (75/100 vs 31/100). In the "portability" category, the Vivo X51 5G is a bit better (70/100 vs 64/100).
Specs comparison
| Specification | Vivo X51 5G | Xiaomi 18 Fold | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 765G | Xiaomi XRING O3 | |
| AnTuTu | 597974 | 5228014 | |
| Geekbench Single | 799 | 3715 | |
| Geekbench Multi | 1836 | 14213 | |
| Display | 6.6" AMOLED | 7.6" LTPO AMOLED | |
| Resolution | 1080x2376 | 1672x2364 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4315 mAh | 6000 mAh | |
| Charging | 33W | 67W | |
| Wireless charging | 0W | 50W | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 8 MP | 50 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 256GB / 512GB / 1TB | |
| OS | Android 10, Funtouch 10.0 | Android 16 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | yes | yes | |
| Protection | — | IP59 | |
| Dimensions | 158.5×72.8×8.0 mm | 159.7×145.1×5.0 mm | |
| Weight | 181 g | 219 g | |
| Launch price | — | $1639 |
Camera comparison
Vivo X51 5G
- Main: 48MP f/1.6
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 32MP
Xiaomi 18 Fold
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 16MP
Display comparison
Vivo X51 5G
- 6.6" AMOLED
- Resolution: 1080x2376
- Refresh rate: 90 Hz
Xiaomi 18 Fold
- 7.6" LTPO AMOLED
- Resolution: 1672x2364
- Refresh rate: 120 Hz
Battery and charging
Vivo X51 5G
- 4315 mAh
- Wired: 33W
- No wireless charging
Xiaomi 18 Fold
- 6000 mAh
- Wired: 67W
- Wireless: 50W
Overall performance score
We compared Vivo X51 5G and Xiaomi 18 Fold, covering their specs and all relevant benchmarks.
Xiaomi 18 Fold leads Vivo X51 5G by 88.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo X51 5G
Price unknownDetailed category analysis
performance
In the "performance" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (99/100 vs 44/100).
display
In the "display" category, the Xiaomi 18 Fold is a bit better (79/100 vs 68/100).
camera
In the "camera" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (85/100 vs 42/100).
battery
In the "battery" category, the Xiaomi 18 Fold significantly outperforms the Vivo X51 5G (75/100 vs 31/100).
portability
In the "portability" category, the Vivo X51 5G is a bit better (70/100 vs 64/100).
Frequently asked questions
Which is better: the Vivo X51 5G or the Xiaomi 18 Fold?
The Xiaomi 18 Fold significantly outperforms the Vivo X51 5G by 40 points (86/100 vs 46/100).
What is the rating of the Vivo X51 5G and the Xiaomi 18 Fold?
The Vivo X51 5G has a MobileRank rating of 46/100, the Xiaomi 18 Fold — 86/100.
Which has the better camera: the Vivo X51 5G or the Xiaomi 18 Fold?
The Xiaomi 18 Fold leads on camera score (85/100 vs 42/100).
Which is more powerful: the Vivo X51 5G or the Xiaomi 18 Fold?
The Xiaomi 18 Fold leads on performance (99/100 vs 44/100).
Should you choose the Vivo X51 5G over the Xiaomi 18 Fold?
The Xiaomi 18 Fold is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.