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Cat S75 vs HMD XR21

What S75 does better (3) and where XR21 wins (8) — every spec side by side.

Cat S75
Cat · 2023S75
7.4Score
3 advantages≈ $650
vs
HMD XR21
HMD · 2024XR21
7.4Score
8 advantages≈ $650
Higher score
6.8Display5.7
5.8Camera6.9
6.6Battery4.3
7.6Features9.5
Dimensions

Size comparison

S75XR21
80 × 17111.978.6 × 16810.5
S75XR21Difference
Height171 mm168 mm+3 mm
Width80 mm78.6 mm+1.4 mm
Thickness11.9 mm10.5 mm+1.4 mm
Weight268 g231 g+37 g

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

Why is S75 better than XR21?

  1. Wireless chargingYes · XR21: No
  2. Battery capacity5,000 mAh vs 4,800 mAh+4%
  3. Memory card slotYes · XR21: No

Why is XR21 better than S75?

  1. Stereo speakersNo · S75: Yes
  2. Main camera50 MP vs 64 MP+28%
  3. Selfie camera8 MP vs 16 MP2×
  4. eSIMNo · S75: Yes
  5. 3.5 mm headphone jackNo · S75: Yes
  6. Weight268 g vs 231 g+16%
  7. Wi-Fi standardWi-Fi 5 vs Wi-Fi 6+20%
  8. Thickness11.9 mm vs 10.5 mm+13%
Specifications

Side by side

Cat S75Cat S75≈ $6507.4
HMD XR21HMD XR21≈ $6507.4
Design
Weight268 g231 g
Thickness11.9 mm10.5 mm
Height171 mm168 mm
Width80 mm78.6 mm
FrameAluminiumPlastic
BackPlasticPlastic
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass VictusCorning Gorilla Glass Victus
ColoursBlackMidnight Black
Display
Screen size6.6″6.5″
PanelIPS LCDIPS LCD
OLED panelNoNo
Resolution (width)1,080 px1,080 px
Resolution (height)2,408 px2,400 px
Pixel density400 ppi406 ppi
Refresh rate120 Hz120 Hz
Peak brightness—550 nits
Screen-to-body ratio76.7%77%
Performance
ChipsetMediatek Dimensity 930Qualcomm SM6375 Snapdragon 695 5G
Chip makerMediaTekQualcomm
Process6 nm6 nm
CPU cores88
CPU frequency2.2 GHz2.2 GHz
GPUIMG BXM-8-256Adreno 619
Memory
RAM6 GB6 GB
Storage (max)128 GB128 GB
Storage (base)128 GB128 GB
Memory card slotYesNo
Camera
Main camera50 MP64 MP
Main camera aperturef/1.8f/1.8
Main sensor size—1/2.0"
Rear cameras22
Optical stabilisationNoNo
Ultra-wide cameraYesYes
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera8 MP16 MP
4K selfie videoNoNo
Battery
Battery capacity5,000 mAh4,800 mAh
Battery typeLi-PoLi-Po
Wired charging—33 W
Wireless chargingYesNo
Wireless charging power15 W—
Connectivity
5GYesYes
eSIMNoYes
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 6
Bluetooth5.15.1
NFCYesYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Satellite messagingYes—
Dual-band GPSYesYes
Satellite navigationGLONASS, GALILEO, BDSGLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersNoYes
3.5 mm headphone jackNoYes
Fingerprint sensorRearSide
Barometer—Yes
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Software
OS at launchAndroid 12Android 12
PlatformAndroidAndroid
To compare: 0up to 4 models
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