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  3. X50 vs K9

Cubot X50 vs OPPO K9

What X50 does better (4) and where K9 wins (10) — every spec side by side.

Cubot X50
Cubot · 2021X50
6.9Score
4 advantages
vs
OPPO K9
OPPO · 2021K9
6.9Score
10 advantages≈ $280
Higher score
4.6Display6.8
7.7Camera7.5
6.4Features5.0
Dimensions

Size comparison

X50K9
77.6 × 166.88.873.4 × 159.17.9
X50K9Difference
Height166.8 mm159.1 mm+7.7 mm
Width77.6 mm73.4 mm+4.2 mm
Thickness8.8 mm7.9 mm+0.9 mm
Weight213 g172 g+41 g

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

Why is X50 better than K9?

  1. NFCYes · K9: No
  2. Battery capacity4,500 mAh vs 4,300 mAh+5%
  3. Memory card slotYes · K9: No
  4. Screen size6.7″ vs 6.4″+4%

Why is K9 better than X50?

  1. Refresh rate60 Hz vs 90 Hz+50%
  2. OLED panelNo · X50: Yes
  3. Storage (max)128 GB vs 256 GB2×
  4. CPU frequency2 GHz vs 2.8 GHz+40%
  5. Weight213 g vs 172 g+24%
  6. Process12 nm vs 7 nm+71%
  7. Pixel density395 ppi vs 409 ppi+4%
  8. Bluetooth4.2 vs 5+19%
  9. Thickness8.8 mm vs 7.9 mm+11%
  10. Screen-to-body ratio83% vs 85.5%+3%
Specifications

Side by side

OPPO K9OPPO K9≈ $2806.9
Design
Weight213 g172 g
Thickness8.8 mm7.9 mm
Height166.8 mm159.1 mm
Width77.6 mm73.4 mm
ColoursBlack, GreenBlack, Aurora
Display
Screen size6.7″6.4″
PanelIPS LCDSuper AMOLED
OLED panelNoYes
Resolution (width)1,080 px1,080 px
Resolution (height)2,400 px2,400 px
Pixel density395 ppi409 ppi
Refresh rate60 Hz90 Hz
Peak brightness—750 nits
Screen-to-body ratio83%85.5%
Performance
ChipsetMediatek MT6771V/CA Helio P60Qualcomm SM7250-AC Snapdragon 768G 5G
Chip makerMediaTekQualcomm
Process12 nm7 nm
CPU cores88
CPU frequency2 GHz2.8 GHz
GPUMali-G72 MP3Adreno 620
Memory
RAM8 GB8 GB
Storage (max)128 GB256 GB
Storage (base)128 GB128 GB
Memory card slotYesNo
Camera
Main camera64 MP64 MP
Main camera aperture—f/1.7
Rear cameras22
Optical stabilisationNoNo
Ultra-wide cameraYesYes
Telephoto cameraNoNo
Max video—4K
4K video frame rate—30 fps
Selfie camera32 MP32 MP
4K selfie videoNoNo
Battery
Battery capacity4,500 mAh4,300 mAh
Battery type—Li-Po
Wired charging—65 W
Charged in 30 min—86%
Wireless charging—No
Connectivity
5G—Yes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 5
Bluetooth4.25
NFCYesNo
USBmicroUSBUSB Type-C 2.0
USB version—2
Satellite navigationGLONASS, GALILEO, BDSGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Fingerprint sensorSideUnder display
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Software
OS at launchAndroid 11Android 11
PlatformAndroidAndroid
Interface—ColorOS 11.1
To compare: 0up to 4 models
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