Vivo X300 Ultra vs Xiaomi 18 Fold
The Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 18 Fold (2026) runs on the Xiaomi XRING O3; launch prices were $950 and $1639. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 86/100 (a 5-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6000); the Xiaomi 18 Fold is faster in AnTuTu (5,228,014 vs 4,247,433); the Xiaomi 18 Fold is thinner (5.0mm vs 8.2mm).
Profile comparison
Category scores
Vivo X300 Ultra
Xiaomi 18 Fold
What makes Vivo X300 Ultra better?
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 67W
- Cheaper at launch: $950 vs $1639
- Better camera (96/100 vs 85/100)
- Longer battery life (85/100 vs 75/100)
- Better display (89/100 vs 79/100)
What makes Xiaomi 18 Fold better?
- Higher AnTuTu: 5228014 vs 4247433
- Better Geekbench Single: 3715 vs 3639
- Better Geekbench Multi: 14213 vs 11047
- Faster wireless charging: 50W vs 40W
- Lighter: 219g vs 230g
- Better portability (64/100 vs 39/100)
Comparison verdict
Comparing the Vivo X300 Ultra vs the Xiaomi 18 Fold, the Vivo X300 Ultra scores 5 points higher (91/100 vs 86/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 85/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 75/100). Value score: Vivo X300 Ultra — 94/100, Xiaomi 18 Fold — 80/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, both devices are on the same level — 99/100. In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100). In the "camera" category, the Vivo X300 Ultra is a bit better (96/100 vs 85/100). In the "battery" category, the Vivo X300 Ultra is a bit better (85/100 vs 75/100). In the "portability" category, the Xiaomi 18 Fold notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
Specs comparison
| Specification | Vivo X300 Ultra | Xiaomi 18 Fold | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Xiaomi XRING O3 | |
| AnTuTu | 4247433 | 5228014 | |
| Geekbench Single | 3639 | 3715 | |
| Geekbench Multi | 11047 | 14213 | |
| Display | 6.8" LTPO OLED | 7.6" LTPO AMOLED | |
| Resolution | 3168x1440 | 1672x2364 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 6000 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 40W | 50W | |
| DXOMark (camera) | 170 | — | |
| Main camera | 200 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 200 MP | 50 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | — | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP69 | IP59 | |
| Dimensions | 163.0×76.8×8.2 mm | 159.7×145.1×5.0 mm | |
| Weight | 230 g | 219 g | |
| Launch price | $950 | $1639 |
Camera comparison
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Xiaomi 18 Fold
- Main: 200MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 16MP
Display comparison
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Xiaomi 18 Fold
- 7.6" LTPO AMOLED
- Resolution: 1672x2364
- Refresh rate: 120 Hz
Battery and charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Xiaomi 18 Fold
- 6000 mAh
- Wired: 67W
- Wireless: 50W
Overall performance score
We compared Vivo X300 Ultra and Xiaomi 18 Fold, covering their specs and all relevant benchmarks.
Xiaomi 18 Fold leads Vivo X300 Ultra by 18.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $689. Vivo X300 Ultra was $689 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, both devices are on the same level — 99/100.
display
In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100).
camera
In the "camera" category, the Vivo X300 Ultra is a bit better (96/100 vs 85/100).
battery
In the "battery" category, the Vivo X300 Ultra is a bit better (85/100 vs 75/100).
portability
In the "portability" category, the Xiaomi 18 Fold notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
Frequently asked questions
Which is better: the Vivo X300 Ultra or the Xiaomi 18 Fold?
The Vivo X300 Ultra edges out the Xiaomi 18 Fold by just 5 points — the two devices are very close in overall level.
What is the rating of the Vivo X300 Ultra and the Xiaomi 18 Fold?
The Vivo X300 Ultra has a MobileRank rating of 91/100, the Xiaomi 18 Fold — 86/100.
Which has the better camera: the Vivo X300 Ultra or the Xiaomi 18 Fold?
The Vivo X300 Ultra leads on camera score (96/100 vs 85/100).
Should you choose the Vivo X300 Ultra over the Xiaomi 18 Fold?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. 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.