Realme C100i vs Vivo iQOO 15T

The Realme C100i (2026) runs on the Unisoc T7250, while the Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500; launch prices were $119 and $499. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 34/100 (a 48-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 7000); the main camera is 8 MP vs 200 MP; the Vivo iQOO 15T has NFC for contactless payments, the Realme C100i doesn't.

The Vivo iQOO 15T significantly outperforms the Realme C100i by 48 points (82/100 vs 34/100).
Profile comparison
Category scores
Realme C100i
Performance 32
Display 55
Camera 10
Battery 55
Portability 50
Value for money 50
Vivo iQOO 15T
Performance 95
Display 99
Camera 65
Battery 75
Portability 44
Value for money 90
What makes Realme C100i better?
  • Lighter: 208g vs 216g
  • Cheaper at launch: $119 vs $499

  • Better portability (50/100 vs 44/100)
What makes Vivo iQOO 15T better?
  • Better Geekbench Single: 3228 vs 600
  • Better Geekbench Multi: 9553 vs 1800
  • Bigger battery: 8000 vs 7000 mAh
  • Faster charging: 100W vs 15W
  • Better main camera: 200MP vs 8MP
  • Higher refresh rate: 144Hz vs 120Hz

  • Higher performance (95/100 vs 32/100)
  • Better camera (65/100 vs 10/100)
  • Longer battery life (75/100 vs 55/100)
  • Better display (99/100 vs 55/100)
Comparison verdict

Comparing the Realme C100i vs the Vivo iQOO 15T, the Vivo iQOO 15T scores 48 points higher (82/100 vs 34/100). In the "performance" category, the Vivo iQOO 15T leads (95/100 vs 32/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 55/100). Value score: Realme C100i — 50/100, Vivo iQOO 15T — 90/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (95/100 vs 32/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (99/100 vs 55/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T notably outperforms the Realme C100i (75/100 vs 55/100). In the "portability" category, the Realme C100i is a bit better (50/100 vs 44/100).

Realme C100i: The Realme C100i 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 C100i Vivo iQOO 15T
Processor Unisoc T7250 MediaTek Dimensity 9500
AnTuTu 3815522
Geekbench Single 600 3228
Geekbench Multi 1800 9553
Display 6.8" IPS LCD 6.8" LTPO AMOLED
Resolution 720x1570 1440x3168
Refresh rate 120 Hz 144 Hz
Battery 7000 mAh 8000 mAh
Charging 15W 100W
Main camera 8 MP 200 MP
Ultrawide 0 MP 50 MP
Front camera 5 MP 16 MP
RAM 4GB / 6GB 12GB / 16GB
Storage 64GB / 128GB / 256GB 256GB / 512GB / 1TB
OS Android 16 Android 16
NFC no yes
Protection IP64 IP68
Dimensions 166.5×78.2×8.4 mm
Weight 208 g 216 g
Launch price $119 $499
Camera comparison
Realme C100i
  • Main: 8MP f/f/2.0
  • Front: 5MP
10
camera
Vivo iQOO 15T
  • Main: 200MP f/f/1.8
  • Ultrawide: 50MP
  • Front: 16MP
65
camera
Display comparison
Realme C100i
  • 6.8" IPS LCD
  • Resolution: 720x1570
  • Refresh rate: 120 Hz
55
display
Vivo iQOO 15T
  • 6.8" LTPO AMOLED
  • Resolution: 1440x3168
  • Refresh rate: 144 Hz
99
display
Battery and charging
Realme C100i
  • 7000 mAh
  • Wired: 15W
  • No wireless charging
55
battery
Vivo iQOO 15T
  • 8000 mAh
  • Wired: 100W
  • No wireless charging
75
battery
Benchmarks
Launch prices and where to check today's
Realme C100i
$119
Vivo iQOO 15T
$499

Launch price difference: $380. Realme C100i was $380 cheaper at launch.

Detailed category analysis
performance

In the "performance" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (95/100 vs 32/100).

display

In the "display" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (99/100 vs 55/100).

camera

In the "camera" category, the Vivo iQOO 15T significantly outperforms the Realme C100i (65/100 vs 10/100).

battery

In the "battery" category, the Vivo iQOO 15T notably outperforms the Realme C100i (75/100 vs 55/100).

portability

In the "portability" category, the Realme C100i is a bit better (50/100 vs 44/100).

Frequently asked questions
Which is better: the Realme C100i or the Vivo iQOO 15T?

The Vivo iQOO 15T significantly outperforms the Realme C100i by 48 points (82/100 vs 34/100).

What is the rating of the Realme C100i and the Vivo iQOO 15T?

The Realme C100i has a MobileRank rating of 34/100, the Vivo iQOO 15T — 82/100.

Which has the better camera: the Realme C100i or the Vivo iQOO 15T?

The Vivo iQOO 15T leads on camera score (65/100 vs 10/100).

Which is more powerful: the Realme C100i or the Vivo iQOO 15T?

The Vivo iQOO 15T leads on performance (95/100 vs 32/100).

Should you choose the Realme C100i over the Vivo iQOO 15T?

The Realme C100i 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.