Tecno Spark 20 vs OnePlus 15T

46 out 100

VS

92 out 100

Compared 2 smartphones : Tecno Spark 20 Manufactured in January, 2023, with display 6.6 with chipsetMediaTek Helio G85, vs OnePlus 15T, Manufactured in March, 2026with chipsetQualcomm Snapdragon 8 Elite Gen 5. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages

Reasons to choose Tecno Spark 20

Larger display: 6.6in
Lighter design: 190g vs 194g

Reasons to choose OnePlus 15T

Higher pixel density: 460ppi
Higher refresh rate: 165Hz
Higher battery capacity: 7500mAh vs 5000mAh
Newer Bluetooth version: 6.0 vs 5.2
Supports DisplayPort
Infrared port
Built-in eSIM

Versions

Available versions and configurations

Memory Options

- 4/128 GB
- 8/128 GB
- 8/256 GB

- 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Tecno Spark 20 and OnePlus 15T

Display

Color accuracy, sharpness & brightness

Tecno Spark 20

55

OnePlus 15T

93

Camera

Main & front camera tests

Tecno Spark 20

44

OnePlus 15T

89

Performance

App & system performance

Tecno Spark 20

23

OnePlus 15T

98

Games

3D gaming performance

Tecno Spark 20

18

OnePlus 15T

95

Battery

Battery life, charging speed & type

Tecno Spark 20

71

OnePlus 15T

95

Connectivity

Connectivity features

Tecno Spark 20

61

OnePlus 15T

92

NanoReview Score

Overall score by NanoReview

Tecno Spark 20

46

OnePlus 15T

92

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Function

Importance (Weight)

Display:

Camera:

Performance:

Gaming:

Battery:

Connectivity:

Higher weight means greater impact on NanoReview score.

Display

Display quality comparison

Type	IPS LCD	AMOLED
Size	6.6 in	6.32 in
Resolution	720x1612 pixels	1216x2640 pixels
Aspect ratio	20:9	19.5:9
Pixel density	267 ppi	460 ppi
Refresh rate	90 Hz	165 Hz
Adaptive refresh rate	No	Yes (60-165 Hz)
Max brightness	500 nits	1800 nits
HDR support	No	Yes, Dolby Vision
Touch Sampling Rate	n/a	330 Hz
Screen-to-body ratio	85 %	90.7 %
Features	n/a	- DCI-P3 - Always-On Display - DC dimming

Peak brightness (auto)

Tecno Spark 20

n/a

OnePlus 15T

1103 nits

sRGB gamut	n/a	99.9 %
PWM (Flicker)	n/a	120 Hz
Response time	n/a	6 ms
Contrast	n/a	∞ Infinite

Sources: NotebookCheck [OnePlus 15T]

Design & Build

Design and ergonomics comparison

Height	163.69 mm (6.44 in)	150.56 mm (5.93 in)
Width	75.6 mm (2.98 in)	71.82 mm (2.83 in)
Thickness	8.45 mm (0.33 in)	8.35 mm (0.33 in)
Weight	190 g (6.7 oz)	194 g (6.84 oz)
Water resistance	IP53	IP69
Cooling system	n/a	Vapor chamber
Back panel	Plastic	Plastic
Frame	Plastic	Metal
Colors	- White - Black - Gold - Blue	- White - Green - Brown
Fingerprint sensor	Yes In-Button	Yes, In-Display

Screen-to-body ratio

Tecno Spark 20

85 %

OnePlus 15T

90.7 %

Performance

Testing Tecno Spark 20 and OnePlus 15T In benchmarks

Chipset	MediaTek Helio G85	Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency	2000 MHz	4608 MHz
CPU Cores	8 (2 + 6)	8 (2 + 6)
Architecture	- 6/1.8 (Cortex-A55) - 2/2 (Cortex-A75)	- 6/3.63 (Oryon Gen 3 Performance) - 2/4.61 (Oryon Gen 3 Prime)
Process	TSMC	TSMC
Transistor Size	12 nm	3 nm
Neural Processor	Yes	Hexagon
Graphics	Mali-G52 MP2	n/a
GPU Cores	48	n/a
GPU Frequency	1000 MHz	n/a
FLOPS	96 GFLOPS	n/a

Geekbench 6 (Single-Core)

Tecno Spark 20

427

OnePlus 15T

3640

Geekbench 6 (Multi-Core)

Tecno Spark 20

1461

OnePlus 15T

11033

Geekbench 6 (Single-Core)	427	3640
Geekbench 6 (Multi-Core)	1461	11033

Sources: Geekbench v6 [Tecno Spark 20], [OnePlus 15T]

AnTuTu 10

Tecno Spark 20

266900

OnePlus 15T

3676955

CPU	82644	1052960
GPU	39001	1369637
Memory	69641	479431
UX	75614	774927
NanoReview Score	266900	3676955

Memory

RAM Size	8 GB	12 GB
Memory Type	LPDDR4X	LPDDR5X
Memory Frequency	1800 MHz	5300 MHz
Channels	2	4

Storage Capacity	256 GB	256 GB
Storage Type	eMMC 5.1	UFS 4.1
Memory Card	MicroSD	No

Software

OS	Android 13	Android 16
OS Size	n/a	57 GB
UI Skin	HiOS 13	ColorOS 16

Battery

Volume	5000 mAh	7500 mAh
Max Charging Power	18 W	100 W
Battery Type	Li-Po	Silicon Carbon (Si/C)
Removable	No	No
Wireless Charging	No	Yes (50 W)
Reverse Charging	No	Yes
Fast Charging	Yes (37% in 30 min)	Yes (61% in 30 min)
Full Charge Time	1:48 h	0:46 h

Main camera

Matrix	50 MP	50 MP
Photo resolution	8190x6144 pixels	8192x6144 pixels
Zoom	Digital	Optical, 3.5x
Flash	Dual LED	Dual LED
Stabilization	Digital	Optical
8K Recording	No	Yes (Up to 30 fps)
4K Recording	No	Yes (Up to 120 fps)
1080p Recording	Yes (Up to 30 fps)	Yes (Up to 120 fps)
Slow Motion	No	480 fps (720p)
Lenses count	Standard: 50 MP Depth: 0.08 MP	Standard: 50 MP Telephoto: 50 MP
Features	- Bokeh effect - Pro mode	- Bokeh effect - Pro mode - RAW support

Matrix	50 MP	50 MP
Aperture	f/1.6	f/1.8
Focal length	n/a	24 mm
Sensor	n/a	Sony IMX906
Sensor size	n/a	1/1.56 (0.64)
Pixel size	0.64 μm	1 μm
Autofocus	Phase autofocus	Phase autofocus
Stabilization	Digital	Optical

Matrix	n/a	50 MP
Aperture	n/a	f/2.8
Focal length	n/a	85 mm
Sensor	n/a	Samsung S5KJN5
Sensor size	n/a	1/2.76 (0.36)
Pixel size	n/a	0.64 μm
Stabilization	n/a	Optical

Front camera

Matrix	32 MP	16 MP
Photo resolution	6464x4864 pixels	n/a
Aperture	f/2.2	f/2.4
Focal length	n/a	23 mm
Sensor	CMOS	CMOS
Pixel size	n/a	1 μm
Autofocus	No	No
Stabilization	Digital	Digital
Video resolution	1080p (Full HD) at 30 fps	1080p (Full HD) at 30 fps
TOF 3D sensor	No	No

Connectivity

Wi-Fi version	Wi-Fi 5 (802.11 a/b/g/n/ac)	Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features	- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display	- Dual Band - Wi-Fi MiMO - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display
Bluetooth version	5.2	6.0
Bluetooth features	LE	LE
USB type	USB Type-C	USB Type-C
USB version	2	2
USB features	- Charging - USB Storage Mode - OTG	- Charging - USB Storage Mode - OTG
DisplayPort	n/a	Yes
GPS	- GPS - GLONASS - Galileo	- GPS - GLONASS - Beidou - Galileo - QZSS
NFC*	Varies by region	Yes
Infrared Port	No	Yes

SIM Count*	2	2
SIM Type	Nano	Nano
SIM Mode	Dual SIM Standby	Dual SIM Standby
eSIM Support *	No	Yes
Hybrid Slot	No	No
2G Bands	n/a	GSM 850/900/1800MHz
3G Bands	n/a	WCDMA 1/2/4/5/8
LTE Bands*	n/a	LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)
LTE category	7	n/a
5G Support	No	Yes

Sound

Speakers	Stereo	n/a
3.5 mm Jack	Yes	No
FM Radio	Yes	No
Dolby Atmos	No	No

Max Volume

Tecno Spark 20

n/a

OnePlus 15T

81.5 dB

Other

Class	Budget	Flagship
Announced	January, 2023 yr	March, 2026 yr
Release Date	January, 2023 yr	March, 2026 yr
Launch Price ($)	125	n/a
MSRP ($)	n/a	799
Sensors	- Proximity Sensor - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor	- Proximity Sensor - Gyroscope - Accelerometer - Ambient Light Sensor - Compass - Fingerprint sensor
Charger Included	Yes 18 W	Yes, 100 W

Results

After analyzing the data, we consider OnePlus 15T the clear winner in this comparison.

Survey

Which smartphone would you pick?

Tecno Spark 20

0 (0%)

OnePlus 15T

0 (0%)

Total Votes: 0

Tecno Spark 20 vs OnePlus 15T

Key Differences

Versions

Review

Tests & specs

Display

Design & Build

Performance

Memory

Software

Battery

Main camera

Front camera

Connectivity

Sound

Other

Results

Survey

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