Home Phone comparison Samsung Galaxy A55 5G and Vivo iQOO 15 Ultra - Which is better?

Samsung Galaxy A55 5G vs Vivo iQOO 15 Ultra

67 out 100
Samsung Galaxy A55 5G
VS
94 out 100
Vivo iQOO 15 Ultra
Samsung Galaxy A55 5G
Vivo iQOO 15 Ultra

Compared 2 smartphones : Samsung Galaxy A55 5G Manufactured in March, 2024, with display 6.6 with chipsetSamsung Exynos 1480, vs Vivo iQOO 15 Ultra, Manufactured in February, 2026with 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 A55 5G
  • Lighter design: 213g vs 227g
Reasons to choose Vivo iQOO 15 Ultra
  • Larger display: 6.85in
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7400mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.3
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Infrared port
  • Includes charger

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 6/256 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB		 - 16/256 GB
- 16/512 GB
- 16/1024 GB
- 24/1024 GB

Review

Key Specs Samsung Galaxy A55 5G and Vivo iQOO 15 Ultra
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:
Samsung Galaxy A55 5G
vs
Vivo iQOO 15 Ultra

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.6 in 6.85 in
Resolution 1080x2340 pixels 1440x3168 pixels
Aspect ratio 19.5:9 20:9
Pixel density 390 ppi 508 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 1000 nits 2600 nits
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 85.8 % 90.1 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy A55 5G
1011 nits
Vivo iQOO 15 Ultra
n/a
sRGB gamut100 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy A55 5G]

Design & Build

Design and ergonomics comparison
Height 161.1 mm (6.34 in) 163.7 mm (6.44 in)
Width 77.4 mm (3.05 in) 76.8 mm (3.02 in)
Thickness 8.2 mm (0.32 in) 8.7 mm (0.34 in)
Weight 213 g (7.51 oz) 227 g (8.01 oz)
Water resistance IP67 IP69
Cooling system Vapor chamber Active fan
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Blue
- Purple
- Yellow		 - Black
- Silver
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy A55 5G
85.8 %
Vivo iQOO 15 Ultra
90.1 %

Performance

Testing Samsung Galaxy A55 5G and Vivo iQOO 15 Ultra In benchmarks
Processor
Chipset Samsung Exynos 1480 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 2750 MHz 4600 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A55)
- 4/2.75 (Cortex-A78)		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process Samsung TSMC
Transistor Size 4 nm 3 nm
Neural Processor Yes Hexagon
Graphics Samsung Xclipse 530 Adreno 840
GPU Cores 128 1536
GPU Frequency 1300 MHz 1200 MHz
FLOPS 332.8 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A55 5G
1168
Vivo iQOO 15 Ultra
3615
Geekbench 6 (Multi-Core)
Samsung Galaxy A55 5G
3503
Vivo iQOO 15 Ultra
11366
Geekbench 6 (Single-Core)11683615
Geekbench 6 (Multi-Core)350311366
Sources: Geekbench v6 [Samsung Galaxy A55 5G], [Vivo iQOO 15 Ultra]
AnTuTu 10
AnTuTu 10
Samsung Galaxy A55 5G
723621
Vivo iQOO 15 Ultra
4518403
CPU2336111322001
GPU1753111594848
Memory139428593523
UX1752711008031
NanoReview Score7236214518403
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A55 5G
3898
Vivo iQOO 15 Ultra
n/a
Sources: 3DMark [Samsung Galaxy A55 5G]
PCMark 3.0
PCMark 3.0
Samsung Galaxy A55 5G
13120
Vivo iQOO 15 Ultra
n/a
Writing score17087n/a
Web score11775n/a
Video editing7278n/a
Data manipulation11305n/a
NanoReview Score13120n/a

Memory

RAM
RAM Size 6 GB 16 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 3200 MHz n/a
Channels 4 4
Storage
Storage Capacity128 GB256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardMicroSDNo

Software

OS Android 14 Android 16
OS Size 20.1 GB n/a
UI Skin One UI 6.1 OriginOS 6

Battery

Volume 5000 mAh 7400 mAh
Max Charging Power 25 W 100 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (55% in 30 min) Yes
Full Charge Time 1:03 h n/a
Battery Life Test
Battery Life
Samsung Galaxy A55 5G
26:41
Vivo iQOO 15 Ultra
n/a
Web Browsing10:24 hn/a
Video Playback17:52 hn/a
Games05:16 hn/a
Standby Mode125 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 pixels 8192x6144 pixels
Zoom 75 Optical, 3x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (1080p)
Wide-angle lens 123 ° 107 °
Lenses count Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 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 lengthn/a23 mm
SensorSony IMX906Sony IMX921
Sensor size1/1.561/1.56 (0.64)
Pixel size1 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.7
Sensorn/aSony IMX882
Sensor sizen/a1/1.95 (0.51)
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix12 MP50 MP
Aperturef/2.2f/2.1
Focal lengthn/a15 mm
SensorSony IMX258n/a
Sensor size1/3.061/2.76 (0.36)
Pixel size1.12 μm0.64 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy A55 5G
110
Vivo iQOO 15 Ultra
n/a
Video quality
Samsung Galaxy A55 5G
117
Vivo iQOO 15 Ultra
n/a
Overall camera score
Samsung Galaxy A55 5G
108
Vivo iQOO 15 Ultra
n/a
Bokeh45n/a
Preview54n/a
Sources: DxOMark [Samsung Galaxy A55 5G]

Front camera

Matrix 32 MP 32 MP
Photo resolution 6464x4864 pixels n/a
Aperture f/2.2 f/2.2
Focal length 26 mm 21 mm
Sensor Sony IMX616 CMOS
Sensor size 1/2.74 1/3.1 (0.32)
Pixel size 0.8 μm 0.7 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (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 5.3 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotYesNo
2G BandsGSM850, GSM900, DCS1800, PCS1900n/a
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B20/B25/B26/B28/B66)n/a
LTE category18n/a
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A55 5G
91.4 dB
Vivo iQOO 15 Ultra
n/a

Other

Class Mid-range Flagship
Announced March, 2024 yr February, 2026 yr
Release Date March, 2024 yr February, 2026 yr
MSRP ($) 439 820
Sensors - Hall Sensor
- Barometer
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 100 W

Note

Samsung Galaxy A55 5G:

The barometer is only available in the model for the USA. SM-A556B/DS and A556E/DS models come with two physical SIM cards.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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