Xiaomi 13 UltravsOppo K12 Plus

We compare these two popular phones to help you decide which one fits your needs and budget better.

Xiaomi
Xiaomi 13 Ultra
13 Ultra
Processor:Qualcomm Snapdragon 8 Gen2
RAM:12GB
Storage:512GB

Quick Stats

The Xiaomi 13 Ultra's battery life is a notable disappointment due to poor power management and fast draining.
The Xiaomi 13 Ultra's stunning display boasts vibrant colors, excellent contrast ratio, and a silky-smooth 120Hz refresh rate.
The cameras on Xiaomi 13 Ultra are undoubtedly the standout feature of this flagship device overall.
The Xiaomi 13 Ultra's performance is its standout feature, delivering seamless multitasking and rapid app loading with ease always.
Oppo
Oppo K12 Plus
K12 Plus
Processor:Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
RAM:8GB
Storage:256GB

Quick Stats

The Oppo K12 Plus's battery life fell short of expectations due to moderate-to-poor endurance and heavy usage impact.
The Oppo K12 Plus boasts an impressive AMOLED display with fast refresh rate and high resolution features.
The Oppo K12 Plus's camera system excels in low-light conditions with excellent image quality and minimal noise.
The Oppo K12 Plus's performance under heavy loads, like gaming, leaves room for improvement significantly.
Key Differences

Processor Speed

Winner
Xiaomi 13 Ultra
3.20 GHz
Oppo K12 Plus
2.63 GHz

RAM

Winner
Xiaomi 13 Ultra
12GB
Oppo K12 Plus
8GB

Storage

Winner
Xiaomi 13 Ultra
512GB
Oppo K12 Plus
256GB

Weight

Winner
Xiaomi 13 Ultra
227g
Oppo K12 Plus
186g
Rank
Xiaomi 13 Ultra
Winner
#16
Oppo K12 Plus
#394
Scores by Category
Rankings
Connectivity
Xiaomi 13 Ultra
#262
Winner
Oppo K12 Plus
#545
Design
Xiaomi 13 Ultra
#139
Winner
Oppo K12 Plus
#733
Display
Xiaomi 13 Ultra
#11
Winner
Oppo K12 Plus
#228
Performance
Xiaomi 13 Ultra
#107
Winner
Oppo K12 Plus
#289
Battery
Xiaomi 13 Ultra
#141
Winner
Oppo K12 Plus
#181
Camera
Xiaomi 13 Ultra
#19
Winner
Oppo K12 Plus
#654
item_phones_categoryId
Xiaomi 13 Ultra
#1
Tie
Oppo K12 Plus
#1
Tie

Note: Lower rank number indicates a better position in category.

Specifications Comparison
Specification
Xiaomi Xiaomi 13 Ultra
Oppo Oppo K12 Plus
Model
Qualcomm Snapdragon 8 Gen2
Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
CPU
1x3.2GHz Cortex, X3 + 2x2.8 GHz Cortex, A715 + 2x2.8 GHz Cortex, A710 + 3x2.02 GHz Cortex, A510
1x2.63 GHz Cortex, A715 +3x2.4 GHz Cortex, A715 + 4x1.8 GHz Cortex, A510
Type
Octa-Core
Octa-Core
Nanometer
4
4
Frequency
3.20
2.63
64 Bits
Yes
Yes
GPU
Qualcomm Adreno 740
Qualcomm Adreno 720
RAM
12
8
Type
RAM LPDDR5X
LPDDR4X RAM
Capacity
512
256
Type
UFS Storage 4.0
UFS Storage 3.1
SD slot
No
N/A
Fingerprint security
Yes, in screen
Yes, in screen
Fingerprint sensor
Yes
Yes
Proximity sensor
Yes
Yes
Light sensor
Yes
Yes
Accelerometer sensor
Yes
Yes
Compass sensor
Yes
Yes
Gyroscope sensor
Yes
Yes
Barometer sensor
Yes
N/A
Gravity sensor
Yes
Yes
RGB sensor
Yes
N/A
Audio
Dolby Atmos, Hi-Res Audio, Stereo Speakers, 3 microphones
Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones
Antutu Score
1532113
866863
Antutu Version
Antutu v10
Antutu v10
Antutu Standing
Overall performance better than 94% of devices
Overall performance better than 85% of devices
Cooling system
Yes
Yes
Gaming buttons
No
No
Extras
N/A
N/A

Note: Highlighted specifications show differences between the two devices.

Pros and Cons

Xiaomi 13 Ultra

Strengths

The Xiaomi 13 Ultra boasts top-tier features across the board, making it one of the best flagships out there.
The camera system is exceptional, with a cutting-edge main camera and additional versatility from two zoom cameras and an ultra-wide lens.
Stabilization is available across all cameras and modes, doing an expert job in smoothing out walking and pans.
The 4K video recording quality is excellent, with great exposure, dynamic range, and detail level from the main cam.
The 8K footage may be huge in file size, but it's still a notable feature for those who need it.
Low-light performance is generally good across all cameras, with well-balanced exposures and natural-looking details.
The price of the Xiaomi 13 Ultra makes it an attractive option compared to other flagship smartphones.

Weaknesses

No specific cons listed for this device

Oppo K12 Plus

Strengths

The phone has a good display with a fast refresh rate AMOLED screen.
It comes with stereo speakers providing a nice multimedia experience.
The camera quality is above average, with a 50MP main camera and an 8MP ultra-wide camera.
The phone has a lightweight design making it easy to hold for a long time.
It runs on Color OS 14 which is highly optimized for performance.
The phone's AMOLED screen also features diamond frame design for better protection.

Weaknesses

The phone may not be suitable for heavy gaming due to its average gaming performance.
The frame of the phone is made of plastic and has no antenna lines, which might affect the phone's durability.
The fingerprint sensor is placed quite low on the phone, making it slightly inconvenient to access.
The chin of the phone is slightly larger, affecting its overall aesthetic appeal.
The phone's average frame rate dropped to 37.6 FPS after playing a heavy game for 30 minutes at high quality settings with 60 FPS.
The phone's back temperature reached 41.7°C during heavy gaming, which might be a concern.
Read Full Reviews

Xiaomi 13 Ultra

The Xiaomi 13 Ultra is a flagship device that boasts top-tier features across the board. However, it's the camera system that truly shines, offering unparalleled versatility with a cutting-edge main camera, two zoom cameras, and an ultra-wide lens. The main camera delivers excellent performance in various lighting conditions, from well-balanced exposures to great detail rendering. The 3.2-time zoom camera produces impressive images with good sharpness and minimal noise, while the five-time zoom camera is also a strong performer despite some astigmatism issues. The ultra-wide camera offers a wider field of view with excellent color rendition and dynamic range. Video recording capabilities are equally impressive, with support for up to 8K resolution at 24fps across all rear cameras. However, the selfie cam is a letdown, limited to 1080p video recording and average image quality. Despite this minor issue, the Xiaomi 13 Ultra's camera system is one of its strongest assets, offering versatility and top-notch performance in various scenarios. With a cutting-edge main camera, zoom capabilities, and an ultra-wide lens, this device is sure to appeal to photography enthusiasts and casual users alike. Overall, the Xiaomi 13 Ultra is a worthy flagship device that outshines its competitors with its impressive feature set and exceptional camera system. While it may not be perfect, it's definitely worth considering for anyone in the market for a high-end smartphone.

Oppo K12 Plus

The Oppo K12 Plus is a mid-range 5G phone that boasts a fast refresh rate AMOLED display and a powerful Snapdragon 7 Gen 3 processor. With a 50MP dual camera and lightweight design, this phone promises a seamless multimedia experience. The device also features a 6.7-inch screen, 120Hz refresh rate, and dual stereo speakers. We'll dive deeper into the phone's performance, camera quality, and gaming capabilities in our review, so stay tuned!

Need help choosing?

Read our detailed reviews to understand which device is better for your specific needs and budget.

Read Xiaomi 13 Ultra ReviewRead Oppo K12 Plus Review

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