Home Phone comparison Samsung Galaxy S24 Ultra and Realme 15 5G - Which is better?

Samsung Galaxy S24 Ultra vs Realme 15 5G

87 out 100
Samsung Galaxy S24 Ultra
VS
70 out 100
Realme 15 5G
Samsung Galaxy S24 Ultra
Realme 15 5G

Compared 2 smartphones : Samsung Galaxy S24 Ultra Manufactured in January, 2024, with display 6.8 with chipsetQualcomm Snapdragon 8 Gen 3 (for Galaxy), vs Realme 15 5G, Manufactured in July, 2025 with chipsetMediaTek Dimensity 7300 Plus. 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 S24 Ultra
  • Higher pixel density: 501ppi
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Realme 15 5G
  • Higher refresh rate: 144Hz
  • Lighter design: 187g vs 232g
  • Higher battery capacity: 7000mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.3
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy S24 Ultra and Realme 15 5G
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:
Galaxy S24 Ultra
vs
Realme 15 5G

Display

Display quality comparison
Type Dynamic AMOLED OLED
Size 6.8 in 6.8 in
Resolution 1440x3088 pixels 1280x2800 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 501 ppi 453 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 2600 nits 1800 nits
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate 240 Hz 240 Hz
Screen-to-body ratio 88.5 % 91.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy S24 Ultra
1445 nits
Realme 15 5G
n/a
sRGB gamut99.5 %n/a
PWM (Flicker)480 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy S24 Ultra]

Design & Build

Design and ergonomics comparison
Height 162.3 mm (6.39 in) 162.27 mm (6.39 in)
Width 79 mm (3.11 in) 76.16 mm (3 in)
Thickness 8.6 mm (0.34 in) 7.66 mm (0.3 in)
Weight 232 g (8.18 oz) 187 g (6.6 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Glass n/a
Frame Metal Plastic
Colors - Black
- Gray
- Blue
- Green
- Orange
- Purple
- Yellow		 - Silver
- Green
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S24 Ultra
88.5 %
Realme 15 5G
91.9 %

Performance

Testing Samsung Galaxy S24 Ultra and Realme 15 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 (for Galaxy) MediaTek Dimensity 7300 Plus
Max Frequency 3390 MHz 2600 MHz
CPU Cores 8 (1 + 3 + 2 + 2) 8 (4 + 4)
Architecture - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)		 - 4/2 (Cortex-A55)
- 4/2.5 (Cortex-A78)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor Hexagon MediaTek APU 655
Graphics Adreno 750 Mali-G615 MP2
GPU Cores 1536 256
GPU Frequency 1000 MHz 1047 MHz
FLOPS 2774 GFLOPS 536.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S24 Ultra
2271
Realme 15 5G
1014
Geekbench 6 (Multi-Core)
Samsung Galaxy S24 Ultra
7119
Realme 15 5G
2916
Geekbench 6 (Single-Core)22711014
Geekbench 6 (Multi-Core)71192916
Geekbench Compute (GPU)n/a2497
Sources: Geekbench v6 [Samsung Galaxy S24 Ultra], [Realme 15 5G]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S24 Ultra
1954703
Realme 15 5G
728221
CPU432608212437
GPU801870149032
Memory418926185085
UX301299181667
NanoReview Score1954703728221
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S24 Ultra
16056
Realme 15 5G
n/a
Max Surface Temp.46.8 °Cn/a
Stability59 %n/a
Graphics Test96 fpsn/a
Graphics Score16056n/a
Sources: 3DMark [Samsung Galaxy S24 Ultra]
PCMark 3.0
PCMark 3.0
Samsung Galaxy S24 Ultra
18029
Realme 15 5G
n/a
Writing score22590n/a
Web score18325n/a
Video editing8000n/a
Data manipulation15921n/a
NanoReview Score18029n/a

Memory

RAM
RAM Size 12 GB 8 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency 4200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 14 Android 15
OS Size 28 GB n/a
UI Skin One UI 6.1 Realme UI 6.0

Battery

Volume 5000 mAh 7000 mAh
Max Charging Power 45 W 80 W
Battery Type Li-ion Li-ion
Removable No No
Wireless Charging Yes (15 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (69% in 30 min) Yes
Full Charge Time 1:05 h n/a
Battery Life Test
Battery Life
Samsung Galaxy S24 Ultra
26:30
Realme 15 5G
n/a
Web Browsing10:18 hn/a
Video Playback18:00 hn/a
Games05:51 hn/a
Standby Mode122 hn/a

Main camera

Matrix 200 MP 50 MP
Photo resolution 16320x12240 pixels 8192x6144 pixels
Zoom Optical, 5x Digital
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 240 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) n/a
Wide-angle lens 120 ° 112 °
Lenses count Standard: 200 MP
Telephoto: 50 MP
Telephoto: 12 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix200 MP50 MP
Aperturef/1.7f/1.8
Focal length23 mm24 mm
SensorSamsung ISOCELL HP2Sony IMX896
Sensor size1/1.31/2
Pixel size0.6 μmn/a
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MPn/a
Aperturef/3.4n/a
Focal length111 mmn/a
SensorSony IMX854n/a
Sensor size1/2.52n/a
Pixel size0.7 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix12 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm16 mm
SensorSony IMX564n/a
Sensor size1/2.55n/a
Pixel size1.4 μmn/a
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S24 Ultra
144
Realme 15 5G
n/a
Video quality
Samsung Galaxy S24 Ultra
137
Realme 15 5G
n/a
Overall camera score
Samsung Galaxy S24 Ultra
144
Realme 15 5G
n/a
Bokeh70n/a
Preview82n/a
Zoom145n/a
Sources: DxOMark [Samsung Galaxy S24 Ultra]

Front camera

Matrix 12 MP 50 MP
Photo resolution 4000x3000 pixels 8192x6144 pixels
Aperture f/2.2 n/a
Focal length 26 mm n/a
Sensor Samsung S5K3LU CMOS
Sensor size 1/3.2 n/a
Pixel size 1.12 μm n/a
Autofocus Phase autofocus (Dual Pixel) n/a
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) 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 6 (802.11 a/b/g/n/ac/ax)
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 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
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes No
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM Moden/aDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800MHz
3G BandsWCDMA B1(2100), B2(1900), B4(AWS), B5(850), B8(900)WCDMA 1/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66)LTE (B1/B3/B5/B8/B40/B41)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy S24 Ultra
93 dB
Realme 15 5G
n/a

Other

Class Flagship Mid-range
Announced January, 2024 yr July, 2025 yr
Release Date January, 2024 yr July, 2025 yr
Launch Price ($) 1299 n/a
MSRP ($) n/a 280
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 80 W

Note

Samsung Galaxy S24 Ultra:

There is a model with two physical SIM cards and no eSIM, and another with one physical SIM card and eSIM support.

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

Results

After analyzing the data, we consider Samsung Galaxy S24 Ultra the clear winner in this comparison.

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