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  3. C21Y vs Armor X10

Realme C21Y vs UleFone Armor X10

What C21Y does better (6) and where Armor X10 wins (5) — every spec side by side.

Realme C21Y
Realme · 2021C21Y
4.4Score
6 advantages≈ $140
vs
UleFone Armor X10
UleFone · 2021Armor X10
5.2Score
5 advantages≈ $140
Higher score
2.4Display2.8
2.7Camera2.7
5.6Battery5.2
2.4Features6.0
Dimensions

Size comparison

C21YArmor X10
76 × 164.59.176.7 × 158.214.6
C21YArmor X10Difference
Height164.5 mm158.2 mm+6.3 mm
Width76 mm76.7 mm−0.7 mm
Thickness9.1 mm14.6 mm−5.5 mm
Weight200 g256 g−56 g

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

Why is C21Y better than Armor X10?

  1. Storage (max)64 GB vs 32 GB2×
  2. Weight200 g vs 256 g+28%
  3. CPU cores8 vs 42×
  4. Screen size6.5″ vs 5.4″+19%
  5. Thickness9.1 mm vs 14.6 mm+60%
  6. Screen-to-body ratio81.6% vs 63.2%+29%

Why is Armor X10 better than C21Y?

  1. NFCNo · C21Y: Yes
  2. Battery capacity5,000 mAh vs 5,180 mAh+4%
  3. CPU frequency1.8 GHz vs 2 GHz+11%
  4. Pixel density270 ppi vs 295 ppi+9%
  5. Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
Specifications

Side by side

Realme C21YRealme C21Y≈ $1404.4
Design
Weight200 g256 g
Thickness9.1 mm14.6 mm
Height164.5 mm158.2 mm
Width76 mm76.7 mm
FramePlastic—
BackPlastic—
Ingress protection—IP68
Water resistance (IPx)—IPx8
Glass protectionCorning Gorilla Glass 3—
ColoursCross Black, Cross BlueBlack/Gray
Display
Screen size6.5″5.4″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)720 px720 px
Resolution (height)1,600 px1,440 px
Pixel density270 ppi295 ppi
Refresh rate60 Hz60 Hz
Peak brightness400 nits—
Screen-to-body ratio81.6%63.2%
Performance
ChipsetUnisoc T610Mediatek MT6761 Helio A22
Chip makerUnisocMediaTek
Process12 nm12 nm
CPU cores84
CPU frequency1.8 GHz2 GHz
GPUMali-G52 MP2PowerVR GE8320
Memory
RAM4 GB4 GB
Storage (max)64 GB32 GB
Storage (base)32 GB32 GB
Storage typeeMMC 5.1eMMC 5.1
Memory card slotYesYes
Camera
Main camera13 MP13 MP
Main camera aperturef/2.2f/2.2
Main sensor size1/3.06"—
Rear cameras11
Optical stabilisationNoNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera5 MP5 MP
4K selfie videoNoNo
Battery
Battery capacity5,000 mAh5,180 mAh
Battery type—Li-Po
Wired charging—10 W
Wireless chargingNoNo
Connectivity
5GNoNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 4Wi-Fi 5
Bluetooth55
NFCNoYes
USBmicroUSB 2.0USB Type-C 2.0
USB version—2
Satellite navigationGLONASS, BDSGLONASS, GALILEO, BDS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensorRear—
SensorsFingerprint (rear-mounted), accelerometer, proximity, compassAccelerometer, proximity, compass
Software
OS at launchAndroid 10/ Android 11Android 11
PlatformAndroidAndroid
Interfacerealme UI—
To compare: 0up to 4 models
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