Realme C51s vs Vivo iQOO 15T

The Realme C51s (2024) runs on the Unisoc Tiger T612, while the Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 32/100 (a 50-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 5000); the Realme C51s is noticeably lighter (182g vs 216g).

The Vivo iQOO 15T significantly outperforms the Realme C51s by 50 points (82/100 vs 32/100).
Profile comparison
Category scores
Realme C51s
Performance 16
Display 43
Camera
Battery 46
Portability 75
Value for money
Vivo iQOO 15T
Performance 95
Display 99
Camera 65
Battery 75
Portability 44
Value for money 90
What makes Realme C51s better?
  • Lighter: 182g vs 216g

  • Better portability (75/100 vs 44/100)
What makes Vivo iQOO 15T better?
  • Better Geekbench Single: 3228 vs 360
  • Better Geekbench Multi: 9553 vs 1250
  • Bigger battery: 8000 vs 5000 mAh
  • Faster charging: 100W vs 33W
  • Higher refresh rate: 144Hz vs 90Hz

  • Higher performance (95/100 vs 16/100)
  • Longer battery life (75/100 vs 46/100)
  • Better display (99/100 vs 43/100)
Comparison verdict

Comparing the Realme C51s vs the Vivo iQOO 15T, the Vivo iQOO 15T scores 50 points higher (82/100 vs 32/100). In the "performance" category, the Vivo iQOO 15T leads (95/100 vs 16/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 46/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Realme C51s (95/100 vs 16/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Realme C51s (99/100 vs 43/100). In the "battery" category, the Vivo iQOO 15T notably outperforms the Realme C51s (75/100 vs 46/100). In the "portability" category, the Realme C51s significantly outperforms the Vivo iQOO 15T (75/100 vs 44/100).

Realme C51s: The Realme C51s is a better fit for everyday use.
Vivo iQOO 15T: The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.
Specs comparison
Specification Realme C51s Vivo iQOO 15T
Processor Unisoc Tiger T612 MediaTek Dimensity 9500
AnTuTu 3815522
Geekbench Single 360 3228
Geekbench Multi 1250 9553
Display 6.7" IPS LCD 6.8" LTPO AMOLED
Resolution 720x1600 1440x3168
Refresh rate 90 Hz 144 Hz
Battery 5000 mAh 8000 mAh
Charging 33W 100W
Main camera 200 MP
Ultrawide 0 MP 50 MP
Front camera 5 MP 16 MP
RAM 6GB 12GB / 16GB
Storage 128GB 256GB / 512GB / 1TB
OS Android 13, Realme UI Android 16
Brightness (peak) 560 nits
NFC yes yes
Protection IP54 IP68
Dimensions 167.2×76.7×7.5 mm
Weight 182 g 216 g
Launch price $499
Camera comparison
Realme C51s
  • Main: —
  • Front: 5MP
camera
Vivo iQOO 15T
  • Main: 200MP f/f/1.8
  • Ultrawide: 50MP
  • Front: 16MP
65
camera
Display comparison
Realme C51s
  • 6.7" IPS LCD
  • Resolution: 720x1600
  • Refresh rate: 90 Hz
43
display
Vivo iQOO 15T
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
99
display
Battery and charging
Realme C51s
  • 5000 mAh
  • Wired: 33W
  • No wireless charging
46
battery
Vivo iQOO 15T
  • 8000 mAh
  • Wired: 100W
  • No wireless charging
75
battery
Benchmarks
Launch prices and where to check today's
Realme C51s
Price unknown
Vivo iQOO 15T
$499
Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15T significantly outperforms the Realme C51s (95/100 vs 16/100).

display

In the "display" category, the Vivo iQOO 15T significantly outperforms the Realme C51s (99/100 vs 43/100).

battery

In the "battery" category, the Vivo iQOO 15T notably outperforms the Realme C51s (75/100 vs 46/100).

portability

In the "portability" category, the Realme C51s significantly outperforms the Vivo iQOO 15T (75/100 vs 44/100).

Frequently asked questions
Which is better: the Realme C51s or the Vivo iQOO 15T?

The Vivo iQOO 15T significantly outperforms the Realme C51s by 50 points (82/100 vs 32/100).

What is the rating of the Realme C51s and the Vivo iQOO 15T?

The Realme C51s has a MobileRank rating of 32/100, the Vivo iQOO 15T — 82/100.

Which is more powerful: the Realme C51s or the Vivo iQOO 15T?

The Vivo iQOO 15T leads on performance (95/100 vs 16/100).

Should you choose the Realme C51s over the Vivo iQOO 15T?

The Realme C51s is a better fit for everyday use. The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.