Xiaomi 13 UltravsOppo K12

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
K12
Processor:Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
RAM:8GB
Storage:256GB

Quick Stats

The Oppo K12's battery life is its standout feature, promising an all-day experience with efficient power management.
The Oppo K12's stunning display offers an impressive visual experience with high brightness and vibrant colors, ideal for gaming.
The Oppo K12's camera system offers capable and reliable photo and video capture without breaking the bank.
The Oppo K12 delivers smooth performance for everyday tasks and light gaming, with efficient battery usage guaranteed.
Key Differences

Processor Speed

Winner
Xiaomi 13 Ultra
3.20 GHz
Oppo K12
2.63 GHz

RAM

Winner
Xiaomi 13 Ultra
12GB
Oppo K12
8GB

Storage

Winner
Xiaomi 13 Ultra
512GB
Oppo K12
256GB

Weight

Winner
Xiaomi 13 Ultra
227g
Oppo K12
186g
Rank
Xiaomi 13 Ultra
Winner
#16
Oppo K12
#396
Scores by Category
Rankings
Connectivity
Xiaomi 13 Ultra
#262
Winner
Oppo K12
#548
Design
Xiaomi 13 Ultra
#139
Winner
Oppo K12
#734
Display
Xiaomi 13 Ultra
#11
Winner
Oppo K12
#230
Performance
Xiaomi 13 Ultra
#107
Winner
Oppo K12
#290
Battery
Xiaomi 13 Ultra
#141
Winner
Oppo K12
#184
Camera
Xiaomi 13 Ultra
#19
Winner
Oppo K12
#655
item_phones_categoryId
Xiaomi 13 Ultra
#1
Tie
Oppo K12
#1
Tie

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

Specifications Comparison
Specification
Xiaomi Xiaomi 13 Ultra
Oppo Oppo K12
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

Strengths

The Oppo K12 features a fast refresh rate OLED display with a resolution of 2408 x 1080 pixels, supporting a refresh rate of 120Hz.
It has a super fall resistance structural design, making it durable and reliable.
The phone comes with a huge battery (5,500 mAh) and supports fast charging (100W Super VOOC).
The Oppo K12 features a power management chip that enhances battery efficiency, ensuring longer battery life and increased durability.
It has a great multimedia experience with good visibility even outdoors thanks to its 10bit color depth OLED display.
The phone's camera features a 50-megapixel Sony IMX 882 sensor with Optical image stabilization, producing above-average quality photos.
The Oppo K12 is available in three storage variants (8/256GB, 12/256GB, and 12/512GB), making it suitable for various user needs.

Weaknesses

There's no mention of the phone's weight or dimensions, which might be a concern for some users.
The Oppo K12's camera performance is described as 'above-average,' which might not satisfy those looking for top-notch photography capabilities.
There's no specific information about the phone's gaming performance beyond playing Honor of Kings at 120 frames per second.
Some users might find the design a bit plain or uninspired, despite its professional look and comfortable grip.
The phone's price is not explicitly mentioned in the review text, which makes it hard to compare with other devices.
There's no discussion about the phone's audio quality, which might be an important factor for some users.
Some readers might find the Oppo K12's processor (Snapdragon 7 Gen 3) a bit underpowered for heavy gaming or demanding tasks.
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

The Oppo K12 5G phone has just launched, boasting impressive features such as a fast refresh rate OLED display, super fall resistance structural design, and mid-segment power-efficient processor. The device also comes with a huge battery, fast charging capabilities, and a sleek design. With a focus on durability and performance, the Oppo K12 seems to be an exciting addition to the market. In this review, we'll take a closer look at its features, camera, and overall user experience.

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 Review

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