Xiaomi Redmi K50 Provsvivo X100 Ultra

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

Xiaomi
Xiaomi Redmi K50 Pro
Redmi K50 Pro
Processor:MediaTek Dimensity 9000
RAM:8GB
Storage:128GB

Quick Stats

The Xiaomi Redmi K50 Pro's battery life is respectable, offering 7-8 hours of screen-on time in everyday use.
The Xiaomi Redmi K50 Pro's display has inconsistent brightness and touch sensitivity issues despite a high refresh rate.
The Xiaomi Redmi K50 Pro's camera is underwhelming, particularly in low-light conditions, despite a high-quality primary sensor.
The Xiaomi Redmi K50 Pro offers average performance for everyday tasks, but excels in gaming and multimedia consumption.
vivo
vivo X100 Ultra
X100 Ultra
Processor:Qualcomm Snapdragon 8 Gen3
RAM:12GB
Storage:256GB

Quick Stats

The Vivo X100 Ultra's battery life is decent but falls short of expectations with moderate usage.
The Vivo X100 Ultra's exceptional display offers unparalleled brightness, color accuracy, and responsiveness for an immersive viewing experience.
The Vivo X100 Ultra boasts top-notch cameras with exceptional performance, particularly with its main and telephoto lenses.
The Vivo X100 Ultra's performance is top-notch, making it a formidable flagship device overall.
Key Differences

Processor Speed

Winner
Xiaomi Redmi K50 Pro
3.05 GHz
vivo X100 Ultra
3.30 GHz

RAM

Winner
Xiaomi Redmi K50 Pro
8GB
vivo X100 Ultra
12GB

Storage

Winner
Xiaomi Redmi K50 Pro
128GB
vivo X100 Ultra
256GB

Weight

Winner
Xiaomi Redmi K50 Pro
201g
vivo X100 Ultra
229g
Specifications Comparison
Specification
Xiaomi Xiaomi Redmi K50 Pro
vivo vivo X100 Ultra
Model
MediaTek Dimensity 9000
Qualcomm Snapdragon 8 Gen3
CPU
1x Cortex, X2 3.05GHz + 3x Cortex, A710 2.85GHz + 4x Cortex, A510 1.85GHz
1x3.3GHz Cortex, X4 + 3x3.2 GHz Cortex, A720 + 2x3.0 GHz Cortex, A720 + 2x2.3 GHz Cortex, A520
Type
Octa-Core
Octa-Core
Nanometer
4
4
Frequency
3.05
3.30
64 Bits
Yes
Yes
GPU
Mali-G710 MC10
Adreno 750
RAM
8
12
Type
RAM LPDDR5
RAM LPDDR5X
Capacity
128
256
Type
UFS Storage 3.1
UFS Storage 4.0
SD slot
No
No
Fingerprint security
Yes, on the side
Yes, in screen
Fingerprint sensor
Yes
Yes
Proximity sensor
N/A
Yes
Light sensor
Yes
Yes
Accelerometer sensor
Yes
Yes
Compass sensor
Yes
Yes
Gyroscope sensor
Yes
Yes
Gravity sensor
N/A
Yes
RGB sensor
Yes
N/A
Ultrasonic proximity virtual sensor
Yes
N/A
Audio
Dolby Atmos, Hi-Res Audio, Stereo Speakers, 2 microphones
Dolby Atmos, Hi-Res Audio, Stereo Speakers
Antutu Score
1046891
2150000
Antutu Version
Antutu v10
Antutu v10
Antutu Standing
Overall performance better than 88% of devices
Overall performance better than 98% of devices
Cooling system
Yes
Yes
Gaming buttons
No
No
Extras
Super large VC liquid-cooled heat dissipation 3950 mm2
N/A

Note: Highlighted specifications show differences between the two devices.

Pros and Cons

Xiaomi Redmi K50 Pro

Strengths

No specific pros listed for this device

Weaknesses

No specific cons listed for this device

vivo X100 Ultra

Strengths

The Vivo X100 Ultra has top-class camera hardware with a great main camera.
It's powered by Qualcomm's top chipset, Snapdragon Hn3.
The phone has excellent contrast and sharpness on its 6.78-inch LTPO OLED display.
The cameras are good enough for the phone to be worth importing.
The phone has excellent thermal management, maintaining high performance throughout stress tests.
The Vivo X100 Ultra has a long-lasting battery with active use score of about 13 hours.
It's available in 256GB, 512GB, and even 1TB storage options.

Weaknesses

The Vivo X100 Ultra is only available in China, making it difficult for international buyers.
The phone's telephoto camera, while excellent, falls a bit behind the X100 Pro model.
The ultrawide camera lacks detail compared to other competitors.
The phone's software, Origin OS, is proprietary and has some China-specific apps pre-installed.
The charging speed of the Vivo X100 Ultra is not as fast as expected.
The phone can get super toasty during prolonged stress tests.
Read Full Reviews

Xiaomi Redmi K50 Pro

Despite its impressive specs on paper, the Xiaomi Redmi K50 Pro failed to deliver in various aspects. The phone's camera was a major letdown, struggling with low-light photography and often overexposing images. Even using a GCAM port didn't improve the results significantly. Daytime photos were excellent, but that's not enough to redeem the camera's shortcomings. The 100-megapixel sensor, touted as a highlight of the phone, seemed to be hampered by software issues rather than hardware limitations. The battery life was average, with around 7-8 hours of screen time in everyday use. However, gaming performance was excellent, with smooth gameplay and long battery life (4-5 hours). The speakers were also impressive, making this a great phone for gaming enthusiasts. However, the camera's poor performance makes it hard to recommend this phone, especially when considering its high price point. For the same money, you can get better cameras on older Xiaomi phones or even last year's OnePlus 9 Pro. If your primary concern is gaming, then the Redmi K50 Pro might be a good choice. The display, battery life, and speakers all performed well in this regard. However, if photography is important to you, there are far better options available, making this phone a hard sell overall.

vivo X100 Ultra

The Vivo X100 Ultra is a top-tier camera phone in Vivo's X series, boasting impressive specs but limited availability in China. Despite this, the phone's camera capabilities are worth examining. The device features a 50MP main cam with a 1-in type Lita sensor, a 200MP 3.7x telephoto cam, and a 50MP ultrawide camera. In daylight photos, the main cam produces excellent detail rendition, crisp images, and wide dynamic range. Low-light performance is also commendable, with great detail and expressive shadows. The main cam can shoot videos in up to 8K resolution, but 4K makes more sense for practical use. Videos are detailed and have a natural color balance. The telephoto camera excels at 3.7x zoom, capturing sharp and noise-free photos with excellent dynamic range and color reproduction. It's particularly strong at night, delivering solid results even in dark scenes. The ultrawide cam performs well, with excellent dynamic range and likable colors, although it lags behind the X100 Pro model. Selfies from the X100 Ultra are also commendable, with lifelike skin tones and vibrant colors. Overall, the Vivo X100 Ultra has top-class camera hardware, with a great main camera and an exceptional telephoto cam. While its performance is good but not class-leading, it's still a strong contender in the flagship market. If you're looking for a similar experience without the hassle of importing from China, the globally available Vivo X100 Pro might be a more practical option. However, if you can overlook the limited availability and prefer a slightly different camera setup, the Vivo X100 Ultra is worth considering.

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