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Tecno Pop X vs Vivo Y21

What Pop X does better (5) and where Y21 wins (6) — every spec side by side.

Tecno Pop X
Tecno · 2026Pop X
6.9Score
5 advantages≈ $190
vs
Vivo Y21
Vivo · 2026Y21
7.5Score
6 advantages≈ $190
Higher score
5.6Display6.6
5.1Camera4.1
8.5Battery8.4
4.5Features6.8
Dimensions

Size comparison

Pop XY21
79.3 × 167.98.277.1 × 167.48.4
Pop XY21Difference
Height167.9 mm167.4 mm+0.5 mm
Width79.3 mm77.1 mm+2.2 mm
Thickness8.2 mm8.4 mm−0.2 mm
Weight210 g209 g+1 g

Drawn to the same scale from the official dimensions (front and side).

Why is Pop X better than Y21?

  1. Wired charging45 W vs 44 W+2%
  2. CPU frequency2.5 GHz vs 2.4 GHz+4%
  3. Selfie camera8 MP vs 5 MP+60%
  4. Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%
  5. Thickness8.2 mm vs 8.4 mm+2%

Why is Y21 better than Pop X?

  1. Peak brightness560 nits vs 1,200 nits2.1×
  2. Storage (max)128 GB vs 256 GB2×
  3. NFCNo · Pop X: Yes
  4. Stereo speakersNo · Pop X: Yes
  5. RAM6 GB vs 8 GB+33%
  6. Water resistance (IPx)IPx4 vs IPx5+25%
Specifications

Side by side

Tecno Pop XTecno Pop X≈ $1906.9
Vivo Y21Vivo Y21≈ $1907.5
Design
Weight210 g209 g
Thickness8.2 mm8.4 mm
Height167.9 mm167.4 mm
Width79.3 mm77.1 mm
Frame—Plastic
Back—Plastic
Ingress protectionIP64IP65
Water resistance (IPx)IPx4IPx5
ColoursMidnight Blue, Ripple GreenChampagne Gold, Midnight Blue
Display
Screen size6.8″6.7″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px720 px
Resolution (height)1,576 px1,600 px
Pixel density256 ppi260 ppi
Refresh rate120 Hz120 Hz
Peak brightness560 nits1,200 nits
Screen-to-body ratio84.2%85%
Performance
ChipsetMediatek Dimensity 6400Mediatek Dimensity 6300
Chip makerMediaTekMediaTek
Process6 nm6 nm
CPU cores88
CPU frequency2.5 GHz2.4 GHz
GPUMali-G57 MC2Mali-G57 MC2
Memory
RAM6 GB8 GB
Storage (max)128 GB256 GB
Storage (base)128 GB128 GB
Storage typeUFS 2.2eMMC 5.1
Memory card slotYesYes
Camera
Main camera50 MP50 MP
Main camera aperture—f/1.8
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video—1080p
Selfie camera8 MP5 MP
4K selfie videoNoNo
Battery
Battery capacity6,500 mAh6,500 mAh
Battery type—Li-Ion
Wired charging45 W44 W
Charged in 30 min—42%
Wireless chargingNoNo
Connectivity
5GYesYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 4
Bluetooth5.3—
NFCNoYes
USBUSB Type-CUSB Type-C 2.0
USB version—2
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersNoYes
3.5 mm headphone jackYesYes
Fingerprint sensorSideSide
SensorsFingerprint (side-mounted); unspecified sensorsFingerprint (side-mounted), accelerometer, proximity, compass
Software
OS at launchAndroid 16Android 16
PlatformAndroidAndroid
InterfaceHiOS 16OriginOS 6
EU label
Energy class—A
Battery charge cycles—1,600
Endurance per cycle—67 h
Repairability class—C
Drop resistance class—A
To compare: 0up to 4 models
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