Motorola Signature vs OnePlus 15
The Motorola Signature scores 8.3 in our rating, and the OnePlus 15 scores 8.5. The Motorola Signature leads in design and software support, while the OnePlus 15 is ahead in performance and battery. The Motorola Signature is the newer phone, announced Jan 6, 2026.
Key differences
Why choose the Motorola Signature
- Bigger screen 6.8 inches vs 6.78 inches
- Longer OS update support 7 years vs 4 years
- Newer model Jan 6, 2026 vs Oct 27, 2025
- More storage 256 GB / 512 GB / 1 TB vs 256 GB / 512 GB
- Lighter 186 g vs 211 g
- Thinner 6.99 mm vs 8.1 mm
Why choose the OnePlus 15
- Bigger battery 7,300 mAh vs 5,200 mAh
- Faster wired charging 120 W vs 90 W
- Longer optical zoom 3.5× vs 3×
- Better water resistance IP68 + IP69K vs IP68 + IP69
- Higher screen resolution 1272 × 2772 px vs 1264 × 2780 px
- Charger in the box
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Value for money marked “est.” is an estimate: that phone has no official US launch price, so it is not highlighted against the others.
Spec
Motorola SignatureOnePlus 15
Overall
8.3
8.5
Display
9.1
8.9
Performance
8.6
9.0
Camera
8.3
8.4
Battery
7.3
8.6
Design
9.1
8.8
Software support
9.2
7.4
Value for money
6.0 est.
7.7
Display
Spec
Motorola SignatureOnePlus 15
Size
6.8 inches
6.78 inches
Type
OLED, Extreme AMOLED
OLED
Resolution
1264 × 2780 px
1272 × 2772 px
Pixel density
450 ppi
450 ppi
Refresh rate
165 Hz
165 Hz
Adaptive refresh
✓ Yes
✓ Yes
Peak brightness
6,200 nits
—
HDR
HDR10+, Dolby Vision
HDR10+, HDR Vivid
Protection
Gorilla Glass Victus 2
Gorilla Glass Victus 2
Performance
Spec
Motorola SignatureOnePlus 15
Process
3 nm
3 nm
Max CPU clock
3.8 GHz
4.61 GHz
GPU
Adreno 829
Adreno 840
RAM
12 GB / 16 GB
12 GB / 16 GB
Storage
256 GB / 512 GB / 1 TB
256 GB / 512 GB
Storage type
UFS 4.1
UFS 4.1
microSD slot
✕ No
✕ No
Cameras
Spec
Motorola SignatureOnePlus 15
Main camera
50 MP, f/1.6, 1/1.28"
50 MP, f/1.8
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
50 MP
50 MP
Telephoto
50 MP, 3× optical, periscope
50 MP, 3.5× optical
Optical zoom
3×
3.5×
Rear cameras
3
3
Rear video
8K@30
8K@30
Front camera
50 MP
32 MP
Front video
—
4K@60
Battery and charging
Spec
Motorola SignatureOnePlus 15
Capacity
5,200 mAh
7,300 mAh
Battery type
Silicon-carbon
Silicon-carbon
Wired charging
90 W
120 W
Wireless charging
50 W
50 W
Reverse wireless
✓ Yes
✕ No
Charger in box
✕ No
✓ Yes
Design and build
Spec
Motorola SignatureOnePlus 15
Dimensions
162.1 × 76.4 × 6.99 mm
161.42 × 76.67 × 8.1 mm
Thickness
6.99 mm
8.1 mm
Weight
186 g
211 g
Form factor
Bar
Bar
Frame
Aluminum
—
Back
—
Fiberglass
Water resistance
IP68 + IP69
IP68 + IP69K
Fingerprint
Under-display ultrasonic
Under-display ultrasonic
3D face unlock
✕ No
✕ No
SIM
Nano-SIM + eSIM
Dual Nano-SIM + eSIM
Colors
PANTONE Martini Olive, PANTONE Carbon, PANTONE Violet Indigo
Sand Storm, Infinite Black, Ultra Violet
Connectivity and features
Spec
Motorola SignatureOnePlus 15
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 7
Wi-Fi 7
Bluetooth
6.0
6.0
USB
USB-C 3.x
USB-C 3.x
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✕ No
✓ Yes
Software
Spec
Motorola SignatureOnePlus 15
OS at launch
Android 16
Android 16
Interface
—
OxygenOS 16
OS updates
7 years
4 years
Security updates
7 years
6 years
Launch and price
Spec
Motorola SignatureOnePlus 15
Announced
Jan 6, 2026
Oct 27, 2025
Released
Jan 30, 2026
—
Status
Released
Released
US launch price
—
$899.99
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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