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Phones · head to head

15C 5G vs Y21 5G

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Redmi

15C 5G

₹18,499
2 spec wins
Higher score

vivo

Y21 5G

₹23,999 2 sellers
4 spec wins

Quick verdict

  • 15C 5G leads on display.
  • 15C 5G leads on camera.
  • Y21 5G leads on battery.
  • Y21 5G leads on build.
  • 15C 5G offers better overall value (17.8 points per ₹10,000).
  • Y21 5G has the higher Comparezi Score (35.2).
  • 15C 5G is the cheaper option at ₹18,499.

Computed from stored specifications, the published phones scoring rules and recorded prices. Not an opinion.

Winners by area

Display 15C 5G
Camera 15C 5G
Battery Y21 5G
Build Y21 5G
Value 15C 5G

Specifications side by side

Spec
15C 5G
Y21 5G
Display
Display size
6.9" (better)
6.74"
Display type
—
LCD
Resolution
1600 x 720
1600 x 720
Refresh rate
120 Hz
120 Hz
Peak brightness
810 nits
1,200 nits (better)
Brightness measured as
High brightness mode, HBM
High brightness mode, HBM
Performance
Processor
MediaTek Dimensity 6300
MediaTek Dimensity 6300
Chipset process
6 nm
6 nm
RAM
4 GB
4 GB
Storage
128 GB
128 GB
Memory options
4 GB + 128 GB, 6 GB + 128 GB, 8 GB + 128 GB
4 GB + 128 GB, 6 GB + 128 GB, 8 GB + 128 GB
Camera
Main camera
50 MP
50 MP
Front camera
8 MP (better)
5 MP
Battery
Battery
6,000 mAh
6,500 mAh (better)
Charging speed
33 W
44 W (better)
Software
Operating system
Android
Android
Software
Android 15, Xiaomi HyperOS 2
Android 16, OriginOS 6
OS updates promised
2
—
OS updates counted in
Years
—
Security updates promised
4 years
—
Build
Weight
211 g
209 g (better)
5G
Yes
Yes
Water resistance
IP64
IP65
SIM
Dual SIM + microSD
1 nano SIM + 1 nano SIM / microSD
Colours
Moonlight Blue, Dusk Purple, Midnight Black
Midnight Blue, Champagne Gold

A tick marks the better value where the category rules say higher (or lower) is better. Text values are shown without a winner. Ties have no winner.

Price and availability

Store links are not paid: prices are copied from each store's own page with the date checked, and Comparezi earns only from labelled ads. How we earn

15C 5G

₹18,499

Y21 5G

₹23,999 2 sellers

Pros and cons

15C 5G

  • Con: Water resistance limited to splashes (IP64)

Y21 5G

  • Con: Water resistance limited to water jets (IP65)
  • Con: No published update policy

Which should you buy?

Y21 5G if you want the strongest overall specification: it has the higher Comparezi Score (35.2).

15C 5G if price matters most: it is the cheaper option at ₹18,499 and gives the most score per rupee .

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