Vivo X300s vs Xiaomi 17 Ultra (China)

The Vivo X300s (2026) runs on the Dimensity 9500, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $723 and $892. By overall MobileRank rating, the Vivo X300s leads — 89/100 vs 87/100 (a 2-point difference). Key differences: the Vivo X300s has the bigger battery (7100 mAh vs 6800); the main camera is 200 MP vs 50 MP; the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 3,703,823).

The Vivo X300s edges out the Xiaomi 17 Ultra (China) by just 2 points — the two devices are very close in overall level.
Profile comparison
Category scores
Vivo X300s
Performance 94
Display 94
Camera 94
Battery 83
Portability 42
Value for money 90
Xiaomi 17 Ultra (China)
Performance 98
Display 81
Camera 87
Battery 83
Portability 42
Value for money 86
What makes Vivo X300s better?
  • Bigger battery: 7100 vs 6800 mAh
  • Better main camera: 200MP vs 50MP
  • Higher refresh rate: 144Hz vs 120Hz
  • Lighter: 217g vs 224g
  • Cheaper at launch: $723 vs $892

  • Better camera (94/100 vs 87/100)
  • Better display (94/100 vs 81/100)
What makes Xiaomi 17 Ultra (China) better?
  • Higher AnTuTu: 3942923 vs 3703823
  • Better Geekbench Single: 3640 vs 3228
  • Better Geekbench Multi: 11033 vs 9553
  • Faster wireless charging: 50W vs 40W

  • Higher performance (98/100 vs 94/100)
Comparison verdict

Comparing the Vivo X300s vs the Xiaomi 17 Ultra (China), the Vivo X300s scores 2 points higher (89/100 vs 87/100). Value score: Vivo X300s — 90/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) and the Vivo X300s are nearly equal (98/100 vs 94/100). In the "display" category, the Vivo X300s is a bit better (94/100 vs 81/100). In the "camera" category, the Vivo X300s is a bit better (94/100 vs 87/100). In the "battery" category, both devices are on the same level — 83/100. In the "portability" category, both devices are on the same level — 42/100.

Vivo X300s: The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.
Xiaomi 17 Ultra (China): The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Vivo X300s Xiaomi 17 Ultra (China)
Processor Dimensity 9500 Snapdragon 8 Elite Gen 5
AnTuTu 3703823 3942923
Geekbench Single 3228 3640
Geekbench Multi 9553 11033
Display 6.8" LTPO AMOLED 6.9" LTPO AMOLED
Resolution 2800x1260 1200x2608
Refresh rate 144 Hz 120 Hz
Battery 7100 mAh 6800 mAh
Charging 90W 90W
Wireless charging 40W 50W
Main camera 200 MP 50 MP
Ultrawide 50 MP 50 MP
Telephoto 50 MP 200 MP
Front camera 50 MP 50 MP
RAM 12GB / 16GB 12GB / 16GB
Storage 256GB / 512GB / 1TB 512GB / 1TB
OS Android 16 / OriginOS 6 Android 16
NFC yes
Protection IP68/IP69
Dimensions 162.9×77.6×8.3 mm
Weight 217 g 224 g
Launch price $723 $892
Camera comparison
Vivo X300s
  • Main: 200MP f/f/1.7
  • Ultrawide: 50MP
  • Telephoto: 50MP
  • Front: 50MP
94
camera
Xiaomi 17 Ultra (China)
  • Main: 50MP f/f/1.7
  • Ultrawide: 50MP
  • Telephoto: 200MP
  • Front: 50MP
87
camera
Display comparison
Vivo X300s
  • 6.8" LTPO AMOLED
  • Resolution: 2800x1260
  • Refresh rate: 144 Hz
94
display
Xiaomi 17 Ultra (China)
  • 6.9" LTPO AMOLED
  • Resolution: 1200x2608
  • Refresh rate: 120 Hz
81
display
Battery and charging
Vivo X300s
  • 7100 mAh
  • Wired: 90W
  • Wireless: 40W
83
battery
Xiaomi 17 Ultra (China)
  • 6800 mAh
  • Wired: 90W
  • Wireless: 50W
83
battery
Overall performance score

We compared Vivo X300s and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.

Vivo X300s Dimensity 9500
89/100
3703823 AnTuTu
Xiaomi 17 Ultra (China) Snapdragon 8 Elite Gen 5
87/100 +6.1%
3942923 AnTuTu

Xiaomi 17 Ultra (China) leads Vivo X300s by 6.1% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Vivo X300s
$723
Xiaomi 17 Ultra (China)
$892

Launch price difference: $169. Vivo X300s was $169 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Xiaomi 17 Ultra (China) and the Vivo X300s are nearly equal (98/100 vs 94/100).

display

In the "display" category, the Vivo X300s is a bit better (94/100 vs 81/100).

camera

In the "camera" category, the Vivo X300s is a bit better (94/100 vs 87/100).

battery

In the "battery" category, both devices are on the same level — 83/100.

portability

In the "portability" category, both devices are on the same level — 42/100.

Frequently asked questions
Which is better: the Vivo X300s or the Xiaomi 17 Ultra (China)?

The Vivo X300s edges out the Xiaomi 17 Ultra (China) by just 2 points — the two devices are very close in overall level.

What is the rating of the Vivo X300s and the Xiaomi 17 Ultra (China)?

The Vivo X300s has a MobileRank rating of 89/100, the Xiaomi 17 Ultra (China) — 87/100.

Which has the better camera: the Vivo X300s or the Xiaomi 17 Ultra (China)?

The Vivo X300s leads on camera score (94/100 vs 87/100).

Should you choose the Vivo X300s over the Xiaomi 17 Ultra (China)?

The Vivo X300s is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.