OnePlus 15R vs Samsung Galaxy S23 Ultra
The OnePlus 15R scores 8.2 in our rating, and the Samsung Galaxy S23 Ultra scores 7.8. The OnePlus 15R leads in display, performance, battery, design, software support and value for money, while the Samsung Galaxy S23 Ultra is ahead in camera. At launch in the US, the OnePlus 15R cost $500 less ($699.99 vs $1,199.99). The OnePlus 15R is the newer phone, announced Dec 17, 2025.
Key differences
Why choose the OnePlus 15R
- Bigger battery 7,400 mAh vs 5,000 mAh
- Silicon-carbon battery
- Faster wired charging 80 W vs 45 W
- Bigger screen 6.83 inches vs 6.8 inches
- Higher refresh rate 165 Hz vs 120 Hz
- Better water resistance IP68 + IP69K vs IP68
Why choose the Samsung Galaxy S23 Ultra
- More storage 256 GB / 512 GB / 1 TB vs 256 GB / 512 GB
- Higher-resolution video 8K@30 vs 4K@120
- Higher screen resolution 1440 × 3088 px vs 1272 × 2800 px
- Sharper display 500 ppi vs 450 ppi
- Adaptive (LTPO) refresh rate
- Faster USB port USB-C 3.x vs USB-C 2.0
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Overall
8.2
7.8
Display
8.5
8.1
Performance
8.4
6.8
Camera
6.5
8.7
Battery
7.1
5.9
Design
8.8
8.3
Software support
7.4
6.9
Value for money
6.4
4.4
Display
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Size
6.83 inches
6.8 inches
Type
OLED
OLED, Dynamic AMOLED 2X
Resolution
1272 × 2800 px
1440 × 3088 px
Pixel density
450 ppi
500 ppi
Refresh rate
165 Hz
120 Hz
Adaptive refresh
✕ No
✓ Yes
Peak brightness
—
1,750 nits
HDR
HDR10+, HDR Vivid
HDR10+
Protection
Gorilla Glass 7i
Corning Gorilla Glass Victus 2
Performance
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Process
3 nm
4 nm
Max CPU clock
3.8 GHz
3.36 GHz
GPU
Adreno 829
Adreno 740
RAM
12 GB
8 GB / 12 GB
Storage
256 GB / 512 GB
256 GB / 512 GB / 1 TB
Storage type
UFS 4.1
UFS 4.0
microSD slot
✕ No
✕ No
Cameras
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Main camera
50 MP, f/1.8
200 MP, f/1.7
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
8 MP
12 MP
Telephoto
—
10 MP, 10× optical, periscope
Optical zoom
—
10×
Rear cameras
2
4
Rear video
4K@120
8K@30
Front camera
32 MP
12 MP
Front video
4K@30
4K@60
Battery and charging
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Capacity
7,400 mAh
5,000 mAh
Battery type
Silicon-carbon
Li-Ion
Wired charging
80 W
45 W
Wireless charging
—
15 W
Reverse wireless
✕ No
✓ Yes
Charger in box
✓ Yes
✕ No
Design and build
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Dimensions
163.41 × 77.04 × 8.3 mm
163.4 × 78.1 × 8.9 mm
Thickness
8.3 mm
8.9 mm
Weight
214 g
234 g
Form factor
Bar
Bar
Frame
Aluminum
Aluminum
Back
Glass
Glass
Water resistance
IP68 + IP69K
IP68
Fingerprint
Under-display ultrasonic
Under-display ultrasonic
3D face unlock
✕ No
✕ No
SIM
Dual Nano-SIM + eSIM
Dual Nano-SIM + eSIM
Colors
Mint Breeze, Charcoal Black, Electric Violet
Phantom Black, Cream, Green, Lavender, Graphite, Lime, Sky Blue, Red
Connectivity and features
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 7
Wi-Fi 6E
Bluetooth
6.0
5.3
USB
USB-C 2.0
USB-C 3.x
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✓ Yes
✕ No
Software
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
OS at launch
Android 16
Android 13
Interface
OxygenOS 16
One UI 5.1
OS updates
4 years
4 years
Security updates
6 years
5 years
Launch and price
Spec
OnePlus 15RSamsung Galaxy S23 Ultra
Announced
Dec 17, 2025
Feb 1, 2023
Released
Dec 22, 2025
Feb 17, 2023
Status
Released
Discontinued
US launch price
$699.99
$1,199.99
Green marks the stronger value in a row. Specs come from official manufacturer data, cross-checked with established tech media; each phone page lists its sources. Report an error
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