Home Phone comparison Xiaomi 14 and Tecno Spark 40 - Which is better?

Xiaomi 14 vs Tecno Spark 40

85 out 100
Xiaomi 14
VS
54 out 100
Tecno Spark 40
Xiaomi 14
Tecno Spark 40

Compared 2 smartphones : Xiaomi 14 Manufactured in November, 2023, with display 6.36 with chipsetQualcomm Snapdragon 8 Gen 3, vs Tecno Spark 40, Manufactured in July, 2025 with chipsetMediaTek Helio G81. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi 14
  • Higher pixel density: 460ppi
  • Newer Bluetooth version: 5.4 vs 5.3
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM
Reasons to choose Tecno Spark 40
  • Larger display: 6.67in
  • Lighter design: 188g vs 193g
  • Higher battery capacity: 5200mAh vs 4610mAh

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB		 - 4/128 GB
- 4/256 GB
- 6/128 GB
- 8/256 GB

Review

Key Specs Xiaomi 14 and Tecno Spark 40
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi 14
vs
Tecno Spark 40

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.36 in 6.67 in
Resolution 1200x2670 pixels 720x1600 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 263 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (10-120 Hz) Yes (60-120 Hz)
Max brightness 3000 nits n/a
HDR support Yes Dolby Vision No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 89.4 % 84.2 %
Features - DCI-P3
- Always-On Display
- DC dimming		 n/a
Display test
Peak brightness (auto)
Xiaomi 14
1170 nits
Tecno Spark 40
n/a
sRGB gamut99.6 %n/a
PWM (Flicker)429 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi 14]

Design & Build

Design and ergonomics comparison
Height 152.8 mm (6.02 in) 165.6 mm (6.52 in)
Width 71.5 mm (2.81 in) 77 mm (3.03 in)
Thickness 8.2 mm (0.32 in) 7.7 mm (0.3 in)
Weight 193 g (6.81 oz) 188 g (6.63 oz)
Water resistance IP68 IP64
Cooling system Vapor chamber n/a
Back panel Glass n/a
Frame Metal Plastic
Colors - Black
- Silver
- Green
- Pink		 - White
- Black
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes In-Button
Screen-to-body ratio
Xiaomi 14
89.4 %
Tecno Spark 40
84.2 %

Performance

Testing Xiaomi 14 and Tecno Spark 40 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 MediaTek Helio G81
Max Frequency 3300 MHz 2000 MHz
CPU Cores 8 (1 + 3 + 2 + 2) 8 (2 + 6)
Architecture - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)		 - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 4 nm 12 nm
Neural Processor Hexagon Yes
Graphics Adreno 750 Mali-G52 MP2
GPU Cores 1536 48
GPU Frequency 903-1000 MHz 1000 MHz
FLOPS 2774 GFLOPS 96 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 14
2182
Tecno Spark 40
501
Geekbench 6 (Multi-Core)
Xiaomi 14
6991
Tecno Spark 40
1410
Geekbench 6 (Single-Core)2182501
Geekbench 6 (Multi-Core)69911410
Sources: Geekbench v6 [Xiaomi 14]
AnTuTu 10
AnTuTu 10
Xiaomi 14
2031113
Tecno Spark 40
255412
CPU45278084479
GPU85118335504
Memory41167367616
UX31547767813
NanoReview Score2031113255412
3DMark Wild Life
3DMark Wild Life
Xiaomi 14
15419
Tecno Spark 40
n/a
Max Surface Temp.47.9 °Cn/a
Stability70 %n/a
Graphics Test92 fpsn/a
Graphics Score15419n/a
Sources: 3DMark [Xiaomi 14]
PCMark 3.0
PCMark 3.0
Xiaomi 14
16364
Tecno Spark 40
n/a
Writing score19653n/a
Web score15768n/a
Video editing7891n/a
Data manipulation16120n/a
NanoReview Score16364n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 16 GB		 4 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency 4200 MHz 1800 MHz
Channels 4 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0eMMC 5.1
Memory CardNoMicroSD

Software

OS Android 14 (Upgradeable to Android 15) Android 15
OS Size 28 GB n/a
UI Skin HyperOS 2.0 HIOS 15

Battery

Volume 4610 mAh 5200 mAh
Max Charging Power 90 W 45 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (58% in 15 min) Yes (50% in 21 min)
Full Charge Time 0:35 h 0:56 h
Battery Life Test
Battery Life
Xiaomi 14
25:30
Tecno Spark 40
n/a
Web Browsing10:59 hn/a
Video Playback17:04 hn/a
Games05:15 hn/a
Standby Mode111 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 3.2x Digital
Flash Dual LED Dual LED
Stabilization Optical Digital
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 1920 fps (720p) n/a
Wide-angle lens 115 ° n/a
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.6n/a
Focal length23 mmn/a
SensorOmniVision OVX9000 Light Fusion 900n/a
Sensor size1/1.31n/a
Pixel size1.2 μmn/a
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalDigital
Telephoto
Matrix50 MPn/a
Aperturef/2.0n/a
Focal length75 mmn/a
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MPn/a
Aperturef/2.2n/a
Focal length14 mmn/a
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi 14
137
Tecno Spark 40
n/a
Video quality
Xiaomi 14
138
Tecno Spark 40
n/a
Overall camera score
Xiaomi 14
138
Tecno Spark 40
n/a
Bokeh55n/a
Preview73n/a
Zoom134n/a
Sources: DxOMark [Xiaomi 14]

Front camera

Matrix 32 MP 8 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.0 n/a
Focal length 22 mm n/a
Sensor Omnivision OV32B CMOS
Sensor size 1/3 n/a
Pixel size 0.7 μm n/a
Autofocus Phase autofocus No
Stabilization Digital No
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.2 No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- NAVIC		 - GPS
- GLONASS
- Galileo
NFC* Yes Varies by region
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM Moden/aDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM B2/3/5/8n/a
3G BandsUMTS B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B66)n/a
LTE category20n/a
5G SupportYesNo

Sound

Speakers Stereo n/a
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi 14
92.6 dB
Tecno Spark 40
n/a

Other

Class Flagship Budget
Announced October, 2023 yr July, 2025 yr
Release Date November, 2023 yr July, 2025 yr
Launch Price ($) 999 n/a
MSRP ($) n/a 130
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 90 W Yes 45 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 14 the clear winner in this comparison.

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