Vivo X300 Ultra vs Xiaomi 15T Pro

The Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 15T Pro (2025) runs on the MediaTek Dimensity 9400+; launch prices were $950 and $650. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 83/100 (a 8-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 5500); the main camera is 200 MP vs 50 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 2,583,659); per DXOMark lab testing, the Vivo X300 Ultra has the stronger camera (170 vs 149); the Xiaomi 15T Pro is noticeably lighter (210g vs 230g).

The Vivo X300 Ultra edges out the Xiaomi 15T Pro by just 8 points — the two devices are very close in overall level.

Profile comparison

Category scores

Vivo X300 Ultra

Performance 99
Display 89
Camera 96
Battery 85
Portability 39
Value for money 94

Xiaomi 15T Pro

Performance 87
Display 94
Camera 80
Battery 79
Portability 53
Value for money 80

What makes Vivo X300 Ultra better?

  • Higher AnTuTu: 4247433 vs 2583659
  • Better Geekbench Single: 3639 vs 2729
  • Better Geekbench Multi: 11047 vs 8430
  • Bigger battery: 7000 vs 5500 mAh
  • Faster charging: 100W vs 90W
  • Better main camera: 200MP vs 50MP

  • Higher performance (99/100 vs 87/100)
  • Better camera (96/100 vs 80/100)
  • Longer battery life (85/100 vs 79/100)

What makes Xiaomi 15T Pro better?

  • Higher refresh rate: 144Hz vs 120Hz
  • Faster wireless charging: 50W vs 40W
  • Lighter: 210g vs 230g
  • Cheaper at launch: $650 vs $950

  • Better display (94/100 vs 89/100)
  • Better portability (53/100 vs 39/100)

Comparison verdict

Comparing the Vivo X300 Ultra vs the Xiaomi 15T Pro, the Vivo X300 Ultra scores 8 points higher (91/100 vs 83/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 87/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 80/100). Value score: Vivo X300 Ultra — 94/100, Xiaomi 15T Pro — 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, the Vivo X300 Ultra is a bit better (99/100 vs 87/100). In the "display" category, the Xiaomi 15T Pro is a bit better (94/100 vs 89/100). In the "camera" category, the Vivo X300 Ultra notably outperforms the Xiaomi 15T Pro (96/100 vs 80/100). In the "battery" category, the Vivo X300 Ultra is a bit better (85/100 vs 79/100). In the "portability" category, the Xiaomi 15T Pro is a bit better (53/100 vs 39/100).

Vivo X300 Ultra: 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.
Xiaomi 15T Pro: The Xiaomi 15T Pro 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 X300 Ultra Xiaomi 15T Pro
Processor Qualcomm Snapdragon 8 Elite Gen 5 MediaTek Dimensity 9400+
AnTuTu 4247433 2583659
Geekbench Single 3639 2729
Geekbench Multi 11047 8430
Display 6.8" LTPO OLED 6.8" AMOLED
Resolution 3168x1440 1280x2772
Refresh rate 120 Hz 144 Hz
Battery 7000 mAh 5500 mAh
Charging 100W 90W
Wireless charging 40W 50W
DXOMark (camera) 170 149
Main camera 200 MP 50 MP
Ultrawide 50 MP 12 MP
Telephoto 200 MP 50 MP
Front camera 32 MP 32 MP
RAM 12GB / 16GB 12GB
Storage 256GB / 512GB / 1TB 256GB / 512GB
OS Android 16 Android 15, upgradable to Android 16, HyperOS 3
Brightness (peak) — 3200 nits
NFC yes yes
Protection IP69 IP68
Dimensions 163.0×76.8×8.2 mm 162.7×77.9×8.0 mm
Weight 230 g 210 g
Launch price $950 $650

Camera comparison

Vivo X300 Ultra

  • Main: 200MP f/1.6
  • Ultrawide: 50MP
  • Telephoto: 200MP
  • Front: 32MP
96
camera

Xiaomi 15T Pro

  • Main: 50MP f/1.6
  • Ultrawide: 12MP
  • Telephoto: 50MP
  • Front: 32MP
80
camera

Display comparison

Vivo X300 Ultra

  • 6.8" LTPO OLED
  • Resolution: 3168x1440
  • Refresh rate: 120 Hz
89
display

Xiaomi 15T Pro

  • 6.8" AMOLED
  • Resolution: 1280x2772
  • Refresh rate: 144 Hz
94
display

Battery and charging

Vivo X300 Ultra

  • 7000 mAh
  • NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
  • Wired: 100W
  • Wireless: 40W
85
battery

Xiaomi 15T Pro

  • 5500 mAh
  • NanoReview test: web browsing 12:09 hrs, total 27:31 hrs
  • Wired: 90W
  • Wireless: 50W
79
battery

Overall performance score

We compared Vivo X300 Ultra and Xiaomi 15T Pro, covering their specs and all relevant benchmarks.

Vivo X300 Ultra Qualcomm Snapdragon 8 Elite Gen 5
91/100
4247433 AnTuTu
Xiaomi 15T Pro MediaTek Dimensity 9400+
83/100 -64.4%
2583659 AnTuTu

Vivo X300 Ultra leads Xiaomi 15T Pro by 64.4% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Vivo X300 Ultra

$950

Xiaomi 15T Pro

$650

Launch price difference: $300. Xiaomi 15T Pro was $300 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Vivo X300 Ultra is a bit better (99/100 vs 87/100).

display

In the "display" category, the Xiaomi 15T Pro is a bit better (94/100 vs 89/100).

camera

In the "camera" category, the Vivo X300 Ultra notably outperforms the Xiaomi 15T Pro (96/100 vs 80/100).

battery

In the "battery" category, the Vivo X300 Ultra is a bit better (85/100 vs 79/100).

portability

In the "portability" category, the Xiaomi 15T Pro is a bit better (53/100 vs 39/100).

Frequently asked questions

Which is better: the Vivo X300 Ultra or the Xiaomi 15T Pro?

The Vivo X300 Ultra edges out the Xiaomi 15T Pro by just 8 points — the two devices are very close in overall level.

What is the rating of the Vivo X300 Ultra and the Xiaomi 15T Pro?

The Vivo X300 Ultra has a MobileRank rating of 91/100, the Xiaomi 15T Pro — 83/100.

Which has the better camera: the Vivo X300 Ultra or the Xiaomi 15T Pro?

The Vivo X300 Ultra leads on camera score (96/100 vs 80/100).

Which is more powerful: the Vivo X300 Ultra or the Xiaomi 15T Pro?

The Vivo X300 Ultra leads on performance (99/100 vs 87/100).

Should you choose the Vivo X300 Ultra over the Xiaomi 15T Pro?

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 15T Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.