Home Phone comparison Samsung Galaxy S25 FE and Vivo iQOO 15 - Which is better?

Samsung Galaxy S25 FE vs Vivo iQOO 15

80 out 100
Samsung Galaxy S25 FE
VS
94 out 100
Vivo iQOO 15
Samsung Galaxy S25 FE
Vivo iQOO 15

Compared 2 smartphones : Samsung Galaxy S25 FE Manufactured in September, 2025, with display 6.7 with chipsetSamsung Exynos 2400, vs Vivo iQOO 15, Manufactured in October, 2025with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 Samsung Galaxy S25 FE
  • Lighter design: 190g vs 220g
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Vivo iQOO 15
  • Larger display: 6.85in
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 4900mAh
  • Newer Bluetooth version: 6.0 vs 5.4
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy S25 FE and Vivo iQOO 15
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.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Samsung Galaxy S25 FE
vs
Vivo iQOO 15

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.7 in 6.85 in
Resolution 1080x2340 pixels 1440x3168 pixels
Aspect ratio 19.5:9 20:9
Pixel density 385 ppi 508 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 1300 nits 2600 nits
HDR support Yes, HDR10+ Yes, HDR10+
Screen-to-body ratio 89.2 % 90.2 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 161.3 mm (6.35 in) 163.65 mm (6.44 in)
Width 76.6 mm (3.02 in) 76.8 mm (3.02 in)
Thickness 7.4 mm (0.29 in) 8.1 mm (0.32 in)
Weight 190 g (6.7 oz) 220 g (7.76 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Metal Metal
Colors - White
- Black
- Gray
- Blue
- Yellow		 - White
- Black
- Blue
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S25 FE
89.2 %
Vivo iQOO 15
90.2 %

Performance

Testing Samsung Galaxy S25 FE and Vivo iQOO 15 In benchmarks
Processor
Chipset Samsung Exynos 2400 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3200 MHz 4600 MHz
CPU Cores 10 (1 + 2 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.95 (Cortex-A520)
- 3/2.6 (Cortex-A720)
- 2/2.9 (Cortex-A720)
- 1/3.21 (Cortex-X4)		 6/3.63 ()
Process Samsung TSMC
Transistor Size 4 nm 3 nm
Neural Processor Yes Hexagon
Graphics Samsung Xclipse 940 Adreno 840
GPU Cores 768 1536
GPU Frequency 1095 MHz 1200 MHz
FLOPS 3406.8 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S25 FE
2116
Vivo iQOO 15
3641
Geekbench 6 (Multi-Core)
Samsung Galaxy S25 FE
7035
Vivo iQOO 15
10982
Geekbench 6 (Single-Core)21163641
Geekbench 6 (Multi-Core)703510982
Geekbench Compute (GPU)1827027923
Sources: Geekbench v6 [Samsung Galaxy S25 FE], [Vivo iQOO 15]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S25 FE
1801002
Vivo iQOO 15
4009400
CPU4293561102463
GPU7158441429688
Memory352083516447
UX303719960802
NanoReview Score18010024009400

Memory

RAM
RAM Size 8 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 5300 MHz
Channels 4 4
Storage
Storage Capacity128 GB256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 16 Android 16
OS Size 23.8 GB n/a
UI Skin One UI 8.0 OriginOS 6

Battery

Volume 4900 mAh 7000 mAh
Max Charging Power 45 W 100 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (25 W) Yes (40 W)
Reverse Charging Yes, (Wireless) No
Fast Charging Yes (65% in 30 min) Yes

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 pixels 8192x6144 pixels
Zoom Optical, 3x Optical, 3x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (720p) 240 fps (1080p)
Wide-angle lens 123 ° n/a
Lenses count Standard: 50 MP
Telephoto: 8 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.9
Focal length24 mm23 mm
Sensor size1/1.571/1.56
Pixel size1 μm1 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrix8 MP50 MP
Aperturef/2.4f/2.7
Focal length75 mmn/a
Sensor size1/4.41/1.95
Pixel size1 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.1
Focal length13 mm15 mm
Sensor size1/3.01/2.76
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 12 MP 32 MP
Aperture f/2.2 f/2.2
Focal length 26 mm 21 mm
Sensor CMOS CMOS
Sensor size 1/3.2 n/a
Pixel size 1.12 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- 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 5.4 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800/1900MHz
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)WCDMA B1/B2/B4/B5/B6/B8/B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B25/B26/B28/B32/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B66)
LTE category20n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Flagship
Announced September, 2025 yr October, 2025 yr
Release Date September, 2025 yr October, 2025 yr
MSRP ($) 649 590
Sensors - Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo iQOO 15 the clear winner in this comparison.

Survey

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