Tecno Spark 20C vs Vivo Y21d

The Tecno Spark 20C (2023) runs on the MediaTek, while the Vivo Y21d (2025) runs on the Unisoc T7225. By overall MobileRank rating, the Vivo Y21d leads — 27/100 vs 16/100 (a 11-point difference). Key differences: the Vivo Y21d has the bigger battery (6500 mAh vs 5000).

The Vivo Y21d is noticeably better than the Tecno Spark 20C — the overall rating gap is 11 points.
Profile comparison
Category scores
Tecno Spark 20C
Performance 0
Display 50
Camera 0
Battery 36
Design 50
Value for money 55
Vivo Y21d
Performance 0
Display 50
Camera 24
Battery 54
Design 38
Value for money 100
What makes Tecno Spark 20C better?

  • Better design/ergonomics (50/100 vs 38/100)
What makes Vivo Y21d better?
  • Bigger battery: 6500 vs 5000 mAh
  • Faster charging: 44W vs 18W

  • Better camera (24/100 vs 0/100)
  • Longer battery life (54/100 vs 36/100)
  • Better value for money (100/100 vs 55/100)
Comparison verdict

Comparing the Tecno Spark 20C vs the Vivo Y21d, the Vivo Y21d scores 11 points higher (27/100 vs 16/100). In the "camera" category, the Vivo Y21d leads (24/100 vs 0/100). In the "battery" category, the Vivo Y21d leads (54/100 vs 36/100). In the "value for money" category, the Vivo Y21d leads (100/100 vs 55/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, both devices are on the same level — 50/100. In the "camera" category, the Vivo Y21d notably outperforms the Tecno Spark 20C (24/100 vs 0/100). In the "battery" category, the Vivo Y21d notably outperforms the Tecno Spark 20C (54/100 vs 36/100). In the "design" category, the Tecno Spark 20C is a bit better (50/100 vs 38/100). In the "value for money" category, the Vivo Y21d significantly outperforms the Tecno Spark 20C (100/100 vs 55/100).

Tecno Spark 20C: The Tecno Spark 20C is a better fit for everyday use.
Vivo Y21d: The Vivo Y21d is a better fit for budget-conscious buyers.
Specs comparison
Specification Tecno Spark 20C Vivo Y21d
Processor MediaTek Unisoc T7225
AnTuTu 300000
Geekbench Single 580
Geekbench Multi 1750
Display 6.6" IPS LCD 6.7" IPS LCD
Resolution 720x1612 720x1608
Refresh rate 90 Hz 90 Hz
Battery 5000 mAh 6500 mAh
Charging 18W 44W
Main camera 50 MP
Front camera 8 MP 5 MP
RAM 4GB / 8GB 4GB / 6GB / 8GB
Storage 128GB / 256GB 128GB / 256GB
OS Android 13 Android 15
Brightness (peak) 1000 nits
NFC no no
Protection IP68/IP69
Dimensions 163.7×75.6×8.6 mm 166.1×77.0×8.4 mm
Weight 209 g
Price $110
Camera comparison
Tecno Spark 20C
  • Main: —
  • Front: 8MP
0
camera
Vivo Y21d
  • Main: 50MP f/f/1.8
  • Front: 5MP
24
camera
Display comparison
Tecno Spark 20C
  • 6.6" IPS LCD
  • Resolution: 720x1612
  • Refresh rate: 90 Hz
50
display
Vivo Y21d
  • 6.7" IPS LCD
  • Resolution: 720x1608
  • Refresh rate: 90 Hz
50
display
Battery and charging
Tecno Spark 20C
  • 5000 mAh
  • Wired: 18W
  • No wireless charging
36
battery
Vivo Y21d
  • 6500 mAh
  • Wired: 44W
  • No wireless charging
54
battery
Benchmarks
Price and availability
Tecno Spark 20C
Price unknown
Vivo Y21d
$110
Detailed category analysis
performance

In the "performance" category, both devices are on the same level — 0/100.

display

In the "display" category, both devices are on the same level — 50/100.

camera

In the "camera" category, the Vivo Y21d notably outperforms the Tecno Spark 20C (24/100 vs 0/100).

battery

In the "battery" category, the Vivo Y21d notably outperforms the Tecno Spark 20C (54/100 vs 36/100).

design

In the "design" category, the Tecno Spark 20C is a bit better (50/100 vs 38/100).

value for money

In the "value for money" category, the Vivo Y21d significantly outperforms the Tecno Spark 20C (100/100 vs 55/100).

Frequently asked questions
Which is better: the Tecno Spark 20C or the Vivo Y21d?

The Vivo Y21d is noticeably better than the Tecno Spark 20C — the overall rating gap is 11 points.

What is the rating of the Tecno Spark 20C and the Vivo Y21d?

The Tecno Spark 20C has a MobileRank rating of 16/100, the Vivo Y21d — 27/100.

Which has the better camera: the Tecno Spark 20C or the Vivo Y21d?

The Vivo Y21d leads on camera score (24/100 vs 0/100).

Should you choose the Tecno Spark 20C over the Vivo Y21d?

The Tecno Spark 20C is a better fit for everyday use. The Vivo Y21d is a better fit for budget-conscious buyers.