Home > Smartphone comparison > Galaxy S24 Ultra vs OnePlus Open – which one to choose?

Samsung Galaxy S24 Ultra vs OnePlus Open

80 out of 100
Samsung Galaxy S24 Ultra
VS
70 out of 100
OnePlus Open
Samsung Galaxy S24 Ultra
OnePlus Open

Here we compared two flagship smartphones: the 6.8-inch Samsung Galaxy S24 Ultra (with Qualcomm Snapdragon 8 Gen 3 (for Galaxy)) that was released on January 17, 2024, against the OnePlus Open, which is powered by Qualcomm Snapdragon 8 Gen 2 and came out 3 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy S24 Ultra
  • Waterproof body (IP68 classification)
  • Shows 18% longer battery life (26:30 vs 22:28 hours)
  • 37% better performance in AnTuTu Benchmark (2341K versus 1704K)
  • The rear camera has a 5x optical zoom
  • Handles wireless charging up to 15W
  • Delivers 17% higher peak brightness (1457 against 1247 nits)
  • More recent OS version: Android 17 versus 16
  • Better grip in hands – the body is 64.1 mm narrower
  • 18% higher pixel density (501 vs 426 PPI)
  • 13% faster in single-core GeekBench 6 test: 2259 and 2006 points
Reasons to consider the OnePlus Open
  • Has a 1.02 inches larger screen size
  • Has 33% more RAM: 16GB versus 12GB
  • Supports higher wattage charging (67W versus 45W)
  • Slow-motion recording at 480FPS
  • Has 2 SIM card slots
  • Has a built-in infrared port

Review

Evaluation of Samsung Galaxy S24 Ultra and OnePlus Open crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
DeviceFacts Score
Final comparison evaluation
Select your primary usage scenario to get a more accurate DeviceFacts Score
📱 Primary usage:

Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your country’s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
12 / 256 GB
VS
16 / 512 GB
15.9
(Bad)
Value Index
13.0
(Bad)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Galaxy S24 Ultra
vs
OnePlus Open

Display

Type Dynamic AMOLED AMOLED
Size 6.8 inches 7.82 inches
Resolution 1440 x 3088 pixels 2268 x 2440 pixels
Aspect ratio 19.5:9 1.075:1
PPI 501 ppi 426 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max rated brightness 2600 nits 1400 nits
Max rated brightness in HDR - 2800 nits
HDR support Yes, HDR10+ Yes, Dolby Vision
Touch sampling rate 240 Hz 240 Hz
Screen protection Gorilla Glass Armor Gorilla Glass Victus
Screen-to-body ratio 88.5% 89.6%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 99.5% -
PWM 480 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Screen space comparison
OnePlus Open
7.82″ (1.075:1 ratio) = 30.5 in2
Galaxy S24 Ultra
6.8″ (19.5:9 ratio) = 17.6 in2
~73% more screen space
Peak brightness test (auto)
Galaxy S24 Ultra +17%
1457 nits
OnePlus Open
1247 nits
Sources: NotebookCheck [3]

Design and build

Height 162.3 mm (6.39 inches) 153.4 mm (6.04 inches)
Width 79 mm (3.11 inches) 143.1 mm (5.63 inches)
Thickness 8.6 mm (0.34 inches) 5.8 mm (0.23 inches)
Weight 232 g (8.18 oz) 239 g (8.43 oz)
Waterproof IP68 IPX4
Advanced cooling Vapor chamber Vapor chamber
Rear material Glass Glass
Frame material Metal Metal
Colors Black, Gray, Blue, Green, Orange, Purple, Yellow Black, Green
Fingerprint scanner Yes, in-display Yes, in-button
Screen-to-body ratio
Galaxy S24 Ultra
88.5%
OnePlus Open +1%
89.6%

Performance

Chipset specifications of Samsung Galaxy S24 Ultra and OnePlus Open
SoC
Chipset Qualcomm Snapdragon 8 Gen 3 (for Galaxy) Qualcomm Snapdragon 8 Gen 2
Max clock 3390 MHz 3200 MHz
CPU cores 8 (1 + 3 + 2 + 2) 8 (1 + 2 + 2 + 3)
Architecture - 2 cores at 2.27 GHz: Cortex-A520
- 2 cores at 2.96 GHz: Cortex-A720
- 3 cores at 3.15 GHz: Cortex-A720
- 1 core at 3.3 GHz: Cortex-X4		 - 3 cores at 2 GHz: Cortex-A510
- 2 cores at 2.8 GHz: Cortex-A710
- 2 cores at 2.8 GHz: Cortex-A715
- 1 core at 3.2 GHz: Cortex-X3
L3 cache 12 MB 8 MB
Manufacturing TSMC TSMC
Lithography process 4 nanometers 4 nanometers
Neural processor (NPU) Hexagon Hexagon
GPU
Graphics Adreno 750 Adreno 740
GPU shading units 1536 1536
GPU clock 903-1000 MHz 680 MHz
FLOPS ~2774 GFLOPS ~2089 GFLOPS

Benchmarks

Benchmark comparison of Samsung Galaxy S24 Ultra and OnePlus Open
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Compute Score (GPU)
Compute Score (GPU) 15386 -
Single-core score 2259 2006
Multi-core score 7330 5314
Sources: Geekbench [3]
AnTuTu Benchmark 11
Galaxy S24 Ultra +37%
2341394
OnePlus Open
1704161
CPU 717970 565280
GPU 790073 479541
Memory 341284 278630
UX 492067 380710
Total score 2341394 1704161
Samples [42 tests] Less than 3
3DMark Steel Nomad Light
Stability 71% 78%
Graphics test 11 FPS 8 FPS
Graphics score 1527 1092
3DMark Solar Bay
Stability 63% 67%
Graphics test 29 FPS 20 FPS
Section 1 36 FPS 23 FPS
Section 2 29 FPS 20 FPS
Section 3 23 FPS 17 FPS
Graphics score 7748 5311
3DMark Wild Life Extreme
Stability 59% -
Graphics test 27 FPS -
Graphics score 4531 -
Sources: 3DMark [5], [6]
PCMark 3.0
Web score 18499 -
Video editing 8001 -
Photo editing 35916 -
Data manipulation 15552 -
Writing score 22696 -
AnTuTu 11 Ranking List (#190th place)
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Samsung Galaxy S24 Ultra
DateBenchmarkResult
📘 2026-10-08 (Lello75)CPU Throttle73%
📘 2026-09-29 (Ratiii)Geekbench 7 CPU1995 / 6875
📘 2026-09-29 (gunissus)AnTuTu 122654412
📘 2026-09-24 (Denislav Antimov)AnTuTu 122573019
📘 2026-09-23 (DEMON77)AnTuTu 122536327
Add View all (76)
OnePlus Open
No benchmark results yet
Add

Memory

RAM
RAM size 12 GB 16 GB
Memory type LPDDR5X LPDDR5X
Memory clock 4200 MHz 4200 MHz
Channels 4 4
Storage
Storage size 256 GB 512 GB
Storage type UFS 4.0 UFS 4.0
Memory card No No

Software

Operating system Android 14 (Can be upgraded to Android 17) Android 13 (Can be upgraded to Android 16)
ROM One UI 9.0 OxygenOS 16
OS size 28 GB -
OS updates 7 years -
Security updates 7 years -

Battery

Capacity 5000 mAh 4805 mAh
Max charge power 45 W 67 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging Yes (15 W) No
Reverse charging Yes, (wireless) Yes
Bypass charging Yes -
Fast charging Yes (69% in 30 min) Yes (80% in 30 min)
Full charging time 1:05 hr 0:42 hr
Battery life tests
Web browsing 10:18 hr 09:59 hr
Watching video 18:00 hr 13:19 hr
Gaming 05:51 hr 05:00 hr
Standby 122 hr 102 hr
General battery life
Galaxy S24 Ultra +18%
26:30 hr
OnePlus Open
22:28 hr
Add your battery life

Main camera

Matrix 200 megapixels 48 megapixels
Image resolution 16320 x 12240 -
Zoom Optical, 5x Optical, 3x
Flash LED LED
Stabilization Optical Optical
8K video recording Up to 30FPS No
4K video recording Up to 120FPS Up to 60FPS
1080p video recording Up to 240FPS Up to 60FPS
Slow motion 240 FPS (1080p) 480 FPS (720p)
Angle of widest lens 120° 114°
Lenses 1) Standard: 200 MP
2) Telephoto: 50 MP
3) Telephoto: 12 MP
4) Ultrawide: 12 MP
1) Standard: 48 MP
2) Telephoto: 64 MP
3) Ultrawide: 48 MP
Camera features - Bokeh mode
- Pro mode
- RAW support		 - Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 200 MP 48 MP
Aperture f/1.7 f/1.7
Focal length 23 mm 24 mm
Sensor Samsung ISOCELL HP2 Sony LYTIA-T808
Sensor size 1/1.3" (≈ 0.77 inch) 1/1.43" (≈ 0.7 inch)
Pixel size 0.6 micron 1.12 micron
Autofocus Laser autofocus Phase autofocus (Dual Pixel)
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP 64 MP
Aperture f/3.4 f/2.6
Focal length 111 mm 70 mm
Sensor Sony IMX854 Omnivision OV64B
Sensor size 1/2.52" (≈ 0.4 inch) 1/2" (≈ 0.5 inch)
Pixel size 0.7 micron 0.7 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 12 MP 48 MP
Aperture f/2.2 f/2.2
Focal length 13 mm 14 mm
Sensor Sony IMX564 Sony IMX581
Sensor size 1/2.55" (≈ 0.39 inch) 1/2" (≈ 0.5 inch)
Pixel size 1.4 micron 0.8 micron
Stabilization Digital Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh 70 -
Preview 82 -
Zoom 145 -
Samples Photo samples of Samsung Galaxy S24 Ultra from DxOMark -

Selfie camera

Megapixels 12 megapixels 20 megapixels
Image resolution 4000 x 3000 -
Aperture f/2.2 f/2.4
Focal length 26 mm 22 mm
Sensor Samsung S5K3LU CMOS
Sensor size 1/3.2" (≈ 0.31 inch) 1/3.14" (≈ 0.32 inch)
Pixel size 1.12 micron 0.7 micron
Autofocus Phase autofocus (Dual Pixel) -
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 30 FPS
Additional lens - 32 MP, f/22, 1/3.14"
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/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 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.1
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPort Yes, DP 1.2 Yes, DP 1.2
GPS GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port No Yes
Network
Number of SIM* 1 2
Type of SIM card Nano Nano
Multi SIM mode - Standby
eSIM support* Yes Yes
Hybrid slot No No
LTE Cat* 20 20
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes Yes
Speakers test
Max loudness

Other

Category Flagship Flagship
Announced January 2024 October 2023
Release date January 2024 October 2023
Launch price (MSRP) $1299 $1699
Successor - Samsung Galaxy S26 Ultra -
SAR (head) 1.06 W/kg -
SAR (body) 1.3 W/kg -
Sensors - Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Not included Yes, 67 W
Further details
Notes on 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.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy S24 Ultra is definitely a better buy.

Cast your vote

So, which phone would you choose?
5 (50%)
5 (50%)
Total votes: 10

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