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  3. Find X3 vs Mix 4

OPPO Find X3 vs Xiaomi Mix 4

What Find X3 does better (12) and where Mix 4 wins (11) — every spec side by side.

OPPO Find X3
OPPO · 2021Find X3
8.8Score
12 advantages≈ $650
vs
Xiaomi Mix 4
Xiaomi · 2021Mix 4
8.8Score
11 advantages≈ $710
8.3Display7.4
8.8Camera9.8
6.7Battery7.7
9.5Features6.9
Dimensions

Size comparison

Find X3Mix 4
74 × 163.68.375.4 × 162.68
Find X3Mix 4Difference
Height163.6 mm162.6 mm+1 mm
Width74 mm75.4 mm−1.4 mm
Thickness8.3 mm8 mm+0.3 mm
Weight193 g225 g−32 g

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

Why is Find X3 better than Mix 4?

  1. Water resistance (IPx)IPx8 vs IPx32.7×
  2. Peak brightness1,300 nits vs 800 nits+62%
  3. Pixel density525 ppi vs 395 ppi+33%
  4. eSIMYes · Mix 4: No
  5. Weight193 g vs 225 g+17%
  6. CPU frequency3.2 GHz vs 2.99 GHz+7%
  7. Selfie camera32 MP vs 20 MP+60%
  8. USB version3.1 vs 2+55%
  9. Resolution (width)1,440 px vs 1,080 px+33%
  10. Rear cameras4 vs 3+33%
  11. Main camera aperturef/1.8 vs f/1.9+6%
  12. Screen-to-body ratio89.6% vs 87.6%+2%

Why is Mix 4 better than Find X3?

  1. Main camera50 MP vs 108 MP2.2×
  2. Wired charging65 W vs 120 W+85%
  3. Optical zoom2× vs 5×2.5×
  4. RAM8 GB vs 12 GB+50%
  5. Storage (max)256 GB vs 512 GB2×
  6. Max video4K vs 8K
  7. Charged in 30 min120% vs 200%+67%
  8. Wireless charging power30 W vs 50 W+67%
  9. Process7 nm vs 5 nm+40%
  10. Wi-Fi standardWi-Fi 6 vs Wi-Fi 6E+8%
  11. Thickness8.3 mm vs 8 mm+4%
Specifications

Side by side

OPPO Find X3OPPO Find X3≈ $6508.8
Xiaomi Mix 4Xiaomi Mix 4≈ $7108.8
Design
Weight193 g225 g
Thickness8.3 mm8 mm
Height163.6 mm162.6 mm
Width74 mm75.4 mm
FrameAluminiumAluminium
BackGlassCeramic
Ingress protectionIP68IP53
Water resistance (IPx)IPx8IPx3
Glass protectionCorning Gorilla GlassCorning Gorilla Glass Victus
ColoursGloss Black, Blue, WhiteCeramic Black, Ceramic White, Shadow Gray
Display
Screen size6.7″6.7″
PanelLTPO AMOLEDAMOLED
OLED panelYesYes
LTPO (adaptive 1–120 Hz)Yes—
Resolution (width)1,440 px1,080 px
Resolution (height)3,216 px2,400 px
Pixel density525 ppi395 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,300 nits800 nits
Screen-to-body ratio89.6%87.6%
HDRYesYes
Performance
ChipsetQualcomm SM8250-AC Snapdragon 870 5GQualcomm SM8350 Snapdragon 888+ 5G
Chip makerQualcommQualcomm
Process7 nm5 nm
CPU cores88
CPU frequency3.2 GHz2.99 GHz
GPUAdreno 650Adreno 660
Memory
RAM8 GB12 GB
Storage (max)256 GB512 GB
Storage (base)128 GB128 GB
Storage typeUFS 3.1UFS 3.1
Memory card slotNoNo
Camera
Main camera50 MP108 MP
Main camera aperturef/1.8f/1.9
Main sensor size1/1.56"1/1.33"
Rear cameras43
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraYesYes
Optical zoom2×5×
Max video4K8K
4K video frame rate60 fps60 fps
Selfie camera32 MP20 MP
4K selfie videoNoNo
Battery
Battery capacity4,500 mAh4,500 mAh
Battery typeLi-PoLi-Po
Wired charging65 W120 W
Charged in 30 min120%200%
Wireless chargingYesYes
Wireless charging power30 W50 W
Reverse wireless chargingYes—
Connectivity
5GYesYes
eSIMYesNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 6Wi-Fi 6E
Bluetooth5.25.2
NFCYesYes
USBUSB Type-C 3.1USB Type-C 2.0
USB version3.12
Ultra Wideband—Yes
Dual-band GPSYesYes
Satellite navigationGLONASS, GALILEO, BDS, QZSSGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Fingerprint sensorUnder displayUnder display
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Software
OS at launchAndroid 11Android 11
PlatformAndroidAndroid
InterfaceColorOS 13MIUI 12.5
To compare: 0up to 4 models
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