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Tecno Phantom X vs Xiaomi Redmi K40 Pro+

What Phantom X does better (8) and where Redmi K40 Pro+ wins (15) — every spec side by side.

Tecno Phantom X
Tecno · 2021Phantom X
6.0Score
8 advantages≈ $510
vs
Xiaomi Redmi K40 Pro+
Xiaomi · 2021Redmi K40 Pro+
7.8Score
15 advantages≈ $510
Higher score
7.3Display7.9
7.9Camera8.3
4.3Battery4.2
3.5Features7.0
Dimensions

Size comparison

Phantom XRedmi K40 Pro+
73.8 × 163.58.776.4 × 163.77.8
Phantom XRedmi K40 Pro+Difference
Height163.5 mm163.7 mm−0.2 mm
Width73.8 mm76.4 mm−2.6 mm
Thickness8.7 mm7.8 mm+0.9 mm
Weight201 g196 g+5 g

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

Why is Phantom X better than Redmi K40 Pro+?

  1. Telephoto cameraYes · Redmi K40 Pro+: No
  2. Battery capacity4,700 mAh vs 4,520 mAh+4%
  3. Selfie camera48 MP vs 20 MP2.4×
  4. Memory card slotYes · Redmi K40 Pro+: No
  5. 3.5 mm headphone jackYes · Redmi K40 Pro+: No
  6. Rear cameras3 vs 2+50%
  7. Charged in 30 min70% vs 58%+21%
  8. Screen-to-body ratio91.3% vs 85.9%+6%

Why is Redmi K40 Pro+ better than Phantom X?

  1. Main camera50 MP vs 108 MP2.2×
  2. RAM8 GB vs 12 GB+50%
  3. 5GNo · Phantom X: Yes
  4. NFCNo · Phantom X: Yes
  5. Stereo speakersNo · Phantom X: Yes
  6. Refresh rate90 Hz vs 120 Hz+33%
  7. Process12 nm vs 5 nm2.4×
  8. CPU frequency2.05 GHz vs 2.84 GHz+39%
  9. Max video4K vs 8K
  10. Pixel density385 ppi vs 395 ppi+3%
  11. Weight201 g vs 196 g+3%
  12. Wi-Fi standardWi-Fi 5 vs Wi-Fi 6E+30%
Specifications

Side by side

Tecno Phantom XTecno Phantom X≈ $5106.0
Design
Weight201 g196 g
Thickness8.7 mm7.8 mm
Height163.5 mm163.7 mm
Width73.8 mm76.4 mm
BackGlass—
Ingress protection—IP53
Water resistance (IPx)—IPx3
Glass protectionCorning Gorilla Glass 5Corning Gorilla Glass 5
ColoursStarry Night Blue, Monet SummerBlack, White, Aurora
Display
Screen size6.7″6.7″
PanelSuper AMOLEDSuper AMOLED
OLED panelYesYes
Resolution (width)1,080 px1,080 px
Resolution (height)2,340 px2,400 px
Pixel density385 ppi395 ppi
Refresh rate90 Hz120 Hz
Peak brightness—1,300 nits
Measured brightness405 nits—
Screen-to-body ratio91.3%85.9%
HDR—Yes
Performance
ChipsetMediatek MT6785V/CD Helio G95Qualcomm SM8350 Snapdragon 888 5G
Chip makerMediaTekQualcomm
Process12 nm5 nm
CPU cores88
CPU frequency2.05 GHz2.84 GHz
GPUMali-G76 MC4Adreno 660
AnTuTu score309,055—
Geekbench 6 (multi-core)1,670—
Memory
RAM8 GB12 GB
Storage (max)256 GB256 GB
Storage (base)256 GB256 GB
Storage type—UFS 3.1
Memory card slotYesNo
Camera
Main camera50 MP108 MP
Main camera aperturef/1.9f/1.8
Main sensor size1/1.3"1/1.52"
Rear cameras32
Optical stabilisationNoNo
Ultra-wide cameraYesYes
Telephoto cameraYesNo
Optical zoom2×—
Max video4K8K
4K video frame rate60 fps60 fps
Selfie camera48 MP20 MP
4K selfie videoNoNo
Battery
Battery capacity4,700 mAh4,520 mAh
Battery type—Li-Po
Wired charging33 W33 W
Charged in 30 min70%58%
Wireless chargingNoNo
Connectivity
5GNoYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 6E
Bluetooth55.2
NFCNoYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Dual-band GPS—Yes
Satellite navigation—GLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakersNoYes
3.5 mm headphone jackYesNo
Loudspeaker loudness-26.7 LUFS—
Fingerprint sensorUnder displaySide
Barometer—Yes
SensorsFingerprint (under display, optical), accelerometer, gyro, proximityFingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Software
OS at launchAndroid 11Android 11
PlatformAndroidAndroid
InterfaceHiOS 7.6MIUI 12
To compare: 0up to 4 models
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