12 vs 15 Ultra comparison
12
Overall 81/100120HzIP655G
Chipset: Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
Display: 6.82"
Battery: 5400mAh
Sources: Wikipedia | GSMArena - https://www.gsmarena.com/oneplus_12-12725.php | Wikipedia | GSMArena | Wikipedia | GSMArena
VS
15 Ultra
Overall 81/100120HzIP685G
Chipset: Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
Display: 6.73"
Battery: 5410mAh
Sources: Wikipedia | GSMArena - https://www.gsmarena.com/xiaomi_15_ultra-13657.php | Wikipedia | GSMArena
Differences only hides identical specs in the detailed table below. Highlight winners emphasizes the better spec in each row. Changing the score profile recalculates category scores and the overall verdict.
1281
15 Ultra81
12 and 15 Ultra are closely matched overall. 12 leads in camera and battery. 15 Ultra leads in performance and display.
Scoring profile: balanced
Key Category Differences
- •Build: 64 vs 88 (15 Ultra)
- •Camera: 70.2 vs 58.4 (12)
- •Software: 62.9 vs 57.1 (12)
- •Performance: 84.4 vs 87.8 (15 Ultra)
Who Should Buy
12
Best for users who prioritize camera and battery.
15 Ultra
Best for users who prioritize performance and display.
Category Scores
Performance
12
15 Ultra
15 Ultra Wins
Why:
ChipsetCPU ClockRAMStorage Type
Camera
12
15 Ultra
12 Wins
Why:
Rear Sensor SizeRear ApertureRear Camera MegapixelsRear Camera Lenses (Total MP)
Display
12
15 Ultra
15 Ultra Wins
Why:
Refresh RatePeak BrightnessPanel TypeDisplay Size
Battery
12
15 Ultra
12 Wins
Why:
Battery CapacityCharging SpeedWireless Charging
Build
12
15 Ultra
15 Ultra Wins
Why:
Water ResistanceBuild Materials
Software
12
15 Ultra
12 Wins
Why:
Update PolicySecurity Updates
Budget-Wise Comparison
Value indices are calculated using score per 1,000 USD to show which phone delivers more for the money.
| Metric | 12 | 15 Ultra |
|---|---|---|
| Budget (price) | $649.95 | $1,026.48 |
| Price value for budget | 124.62 | 78.91 |
| Camera for budget | 108.01 | 56.89 |
| Performance for budget | 129.86 | 85.54 |
12 ranks higher for budget
Direct Comparison Verdict
Generating honest comparison...
Detailed AI-Powered Insights
AI-Powered Verdict
12 and 15 Ultra are closely matched. Display Size: 6.82" vs 6.73" Resolution: 1440 x 3200 vs 1440 x 3168 The choice depends on your priorities.
12
Best for photographers and content creators. 12 offers superior camera capabilities with strong battery.
15 Ultra
Best for users who prioritize performance and display. 15 Ultra excels in processing power and multitasking.
12
Pros
- ✓Larger display size: 6.82" vs 6.73"
- ✓Brighter display: 4500 nits vs 3200 nits
- ✓Rear Sensor Size: 1/1.43 (vs 1/2.51)
- ✓Charging Speed: 100W (vs 90W)
Cons
- ✗Resolution: 1440 x 3168 (1440 x 3200 is better)
- ✗Pixel Density: 510 ppi (521 ppi is better)
- ✗CPU Clock: 3.3GHz (4.32GHz is better)
15 Ultra
Pros
- ✓Resolution: 1440 x 3200 (vs 1440 x 3168)
- ✓Pixel Density: 521 ppi (vs 510 ppi)
- ✓CPU Clock: 4.32GHz (vs 3.3GHz)
- ✓CPU Cluster Speeds: 2x4.32GHz + 6x3.53GHz (vs 1x3.3GHz + 3x3.2GHz + 2x3.0GHz + 2x2.3GHz)
Cons
- ✗Smaller display size: 6.73" vs 6.82"
- ✗Peak Brightness: 3200 nits (4500 nits is better)
- ✗Rear Sensor Size: 1/2.51 (1/1.43 is better)
Category Breakdown
Note: All insights are generated from actual phone specifications. No assumptions or external data are used.
Detailed Specifications
| Specification | 12 | 15 Ultra |
|---|---|---|
Display Size | 6.82"Better | 6.73" |
Resolution | 1440 x 3168 | 1440 x 3200Better |
Refresh Rate | 120Hz | 120Hz |
Peak Brightness | 4500 nitsBetter | 3200 nits |
Pixel Density | 510 ppi | 521 ppiBetter |
Panel Type | OLED | OLED |
Display Protection | Corning Gorilla Glass Victus 2 | Xiaomi Shield Glass 2.0, Mohs level 6 |
| Specification | 12 | 15 Ultra |
|---|---|---|
RAM | 12GB | 12GB |
CPU Clock | 3.3GHz | 4.32GHzBetter |
CPU Cluster Speeds | 1x3.3GHz + 3x3.2GHz + 2x3.0GHz + 2x2.3GHz | 2x4.32GHz + 6x3.53GHzBetter |
Storage | 512GB | 512GB |
Storage Type | UFS 4.0 | UFS 4.1 |
Chipset | Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) | Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm) |
GPU | Adreno 750 | Adreno 830 |
| Specification | 12 | 15 Ultra |
|---|---|---|
Rear Camera | 50MP | 50MP |
Rear Camera (All Lenses) | 64MP + 50MP + 48MP | Not available |
Rear Sensor Size | 1/1.43Better | 1/2.51 |
Rear Aperture | f/1.6 | f/1.6 |
Optical Zoom | 3x | 3x |
Optical Image Stabilization | Yes | Yes |
Max Video Resolution | 8K@24fps, 4K@30/60fps, 1080p@30/60/240/480fps, Auto HDR, gyro-EIS, Dolby Vision | 8K@30fps, 4K@30/60/120fps, 1080p@30/60/120/240/480/960/1920fps, gyro-EIS, Dolby Vision HDR 10-bit rec. (4K@60fps, 1080p) |
Front Camera | 32MP | 32MP |
Front Aperture | f/2.4 | f/2.0Better |
Front Video Resolution | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30/60fps, 1080p@30/60fps, gyro-EISBetter |
Camera Features | Hasselblad Color Calibration, color spectrum sensor, Dual-LED flash, HDR, panorama | Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional) |
Community Votes
12 vs 15 Ultra: Complete Comparison
Choosing between 12 and 15 Ultra can be tough. This comparison breaks down performance, camera, battery, and pricing in Pakistan so you can decide faster.
We focus on practical differences that impact daily use, not just spec sheet noise.
Key Differences at a Glance
Display Size
1212: 6.82"
15 Ultra: 6.73"
Resolution
15 Ultra12: 1440 x 3168
15 Ultra: 1440 x 3200
Peak Brightness
1212: 4500 nits
15 Ultra: 3200 nits
Pixel Density
15 Ultra12: 510 ppi
15 Ultra: 521 ppi
CPU Clock
15 Ultra12: 3.3GHz
15 Ultra: 4.32GHz
Our Verdict
It’s a tie
Both phones excel in different areas. Choose based on your priority.
Choose 12 if:
- • You prioritize camera performance
- • You prioritize battery performance
- • You prioritize software performance
- • You prefer the OnePlus ecosystem
Choose 15 Ultra if:
- • You prioritize performance performance
- • You prioritize display performance
- • You prioritize build performance
- • You prefer the Xiaomi ecosystem
Frequently Asked Questions
Which is better: 12 or 15 Ultra?
Both phones have strengths. 12 leads in Camera, Battery, Software. 15 Ultra leads in Performance, Display, Build.
What are the biggest differences between 12 and 15 Ultra?
The top differences are: Display Size (12 advantage), Resolution (15 Ultra advantage), Peak Brightness (12 advantage), Pixel Density (15 Ultra advantage), CPU Clock (15 Ultra advantage).
Which phone has better camera quality?
12 has the stronger camera setup for photos and video.
Which phone has better battery life?
12 offers better battery endurance for heavy use.
What is the price difference in Pakistan?
12 typically ranges from $649.95 to $649.95, while 15 Ultra ranges from $1,026.48 to $1,026.48.
Still unsure?
Use our phone finder for a personalized recommendation.
