vivo S20vsUlefone Armor 28 Ultra

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

vivo
vivo S20
S20
Processor:Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
RAM:8GB
Storage:256GB

Quick Stats

The Vivo S20 boasts an exceptional battery life, lasting two days with average use and fast charging capabilities.
The Vivo S20 boasts an impressive display with vibrant colors, clear visuals, and smooth motion at 120Hz refresh rate.
The Vivo S20's exceptional portrait capabilities and impressive camera features make it a standout device for photography enthusiasts.
The Vivo S20's performance is respectable for everyday use but may struggle with demanding games or apps.
Ulefone
Ulefone Armor 28 Ultra
Armor 28 Ultra
Processor:MediaTek Dimensity 9300+
RAM:16GB
Storage:512GB

Quick Stats

The Ulefone Armor 28 Ultra boasts exceptional battery life with up to two days of moderate use possible.
The Ulefone Armor 28 Ultra boasts an impressive AMOLED display with high brightness and a 120Hz refresh rate.
The Ulefone Armor 28 Ultra's camera system offers impressive performance, innovation, and practicality with advanced features like thermal imaging.
The Ulefone Armor 28 Ultra boasts exceptional performance with its powerful processor and seamless multitasking capabilities always.
Key Differences

Processor Speed

Winner
vivo S20
2.63 GHz
Ulefone Armor 28 Ultra
3.25 GHz

RAM

Winner
vivo S20
8GB
Ulefone Armor 28 Ultra
16GB

Storage

Winner
vivo S20
256GB
Ulefone Armor 28 Ultra
512GB

Weight

Winner
vivo S20
186g
Ulefone Armor 28 Ultra
385g
Rank
vivo S20
#337
Ulefone Armor 28 Ultra
Winner
#97
Scores by Category
Rankings
Connectivity
vivo S20
#486
Ulefone Armor 28 Ultra
#483
Winner
Design
vivo S20
#456
Ulefone Armor 28 Ultra
#352
Winner
Display
vivo S20
#21
Winner
Ulefone Armor 28 Ultra
#594
Performance
vivo S20
#278
Ulefone Armor 28 Ultra
#26
Winner
Battery
vivo S20
#94
Ulefone Armor 28 Ultra
#93
Winner
Camera
vivo S20
#549
Ulefone Armor 28 Ultra
#247
Winner
item_phones_categoryId
vivo S20
#1
Tie
Ulefone Armor 28 Ultra
#1
Tie

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

Specifications Comparison
Specification
vivo vivo S20
Ulefone Ulefone Armor 28 Ultra
Model
Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
MediaTek Dimensity 9300+
CPU
1x2.63 GHz Cortex, A715 +3x2.4 GHz Cortex, A715 + 4x1.8 GHz Cortex, A510
1xCortex X4 3,4GHZ + 3xCortex X4 2,85GHZ + 4xCortex A720 2GHZ
Type
Octa-Core
Octa-Core
Nanometer
4
4
Frequency
2.63
3.25
64 Bits
Yes
Yes
GPU
Qualcomm Adreno 720
Immortalis-G720 MC12 1300MHz
RAM
8
16
Type
LPDDR4X RAM
N/A
Capacity
256
512
Type
UFS Storage 2.2
UFS Storage 3.1
Fingerprint security
Yes, in screen
Yes, on the side
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
N/A
Yes
Gravity sensor
Yes
N/A
Audio
Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones
Stereo Speakers
Antutu Score
866863
2300000
Antutu Version
Antutu v10
Antutu v10
Antutu Standing
Overall performance better than 85% of devices
Overall performance better than 98% 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

vivo S20

Strengths

The phone features a fast refresh rate AMOLED display, an excellent portrait camera, a slim and stylish design, a large battery, and more.
The phone's design is stunning, with a unique feather-like texture that prevents visible fingerprints.
The phone has a massive 6500 mAh battery that easily lasts for 2 days with average use.
The phone supports 90 W fast charging, which can charge the battery from 0 to 100% in just 53 minutes.
The phone features a dual rear camera setup with an 8 megapix Ultra wide camera and a 50 megap of main camera.
The phone's portrait camera delivers excellent results, with a background cutout that is very close to what you'd get with a DSLR camera.
The phone runs origin OS 5 based on Android 15, which is well optimized and has smooth animations.

Weaknesses

If you're thinking of playing high-end games on this phone, you might experience some struggle due to the Snapdragon 7 gen 3 processor.
The phone's frame is made of plastic and can show fingerprints.
The price of the Vivo s20 starts at $318 in the USA, which may be considered expensive by some users.

Ulefone Armor 28 Ultra

Strengths

The Armor 28 Ultra is unbeatable without a doubt, offering extreme durability with IP68, IP69K, and MIL-STD-810H certifications.
The phone features a stunning 6.67-inch AMOLED display, full HD+ resolution, and an impressive maximum brightness of 2,200 nits.
The Armor 28 Ultra boasts a super powerful Mediatek Dimensity 9000 Plus processor, one of the most powerful on the market.
The phone comes with 16 GB of LPDDR5x RAM and 512 GB of UFS 4 storage, ensuring a smooth and feature-rich experience.
The camera setup is well-balanced, featuring a 1-inch 50MP wide sensor, a 64MP night vision lens, and a 50MP ultrawide lens.
The phone offers 10,600mAh battery with fast charging capabilities (12W via cable and 50W wireless), ensuring solid autonomy and convenient charging options.

Weaknesses

The phone is large, measuring 174.72mm x 19.4mm, which may not be ideal for those who prefer smaller devices.
Although the camera setup is well-balanced, the main lens resolution is lower compared to some other high-end smartphones (200 megapixels).
Some users might find the phone's secondary screen on the back to be a novelty rather than a practical feature.
Read Full Reviews

vivo S20

The Vivo S20 is a camera-focused phone that has just launched in China, with a global release expected under the name Vivo V50. This device boasts a fast refresh rate AMOLED display, an excellent portrait camera, and a slim and stylish design. One of its standout features is its battery life, which lasts up to two days on average use, despite being just 7.19mm thick and weighing only 190g. The phone's massive 6,500mAh battery can be charged from 0 to 100% in just 53 minutes using the included 90W fast charger. The camera setup is another major highlight, with a dual rear camera configuration featuring an 8MP ultra-wide-angle lens and a 50MP main camera. The phone also comes equipped with optical image stabilization (OIS), a soft light feature for improved low-light photography, and advanced AI features for portrait mode and selfie photography. The display itself is a 6.67-inch AMOLED screen with a 1.5K resolution and a 120Hz refresh rate, although the phone's frame is made of plastic, which may show fingerprints. The device runs on OriginOS 5 based on Android 15, providing smooth animations and AI-driven features. The Vivo S20 starts at CNY 2299 in China, £250 in the UK, and $318 in the USA. While it excels in camera capabilities and battery life, its performance may not be the best choice for those seeking a high-end gaming experience. Overall, this phone is perfect for photography enthusiasts looking for a device that delivers excellent portrait shots and a long-lasting battery.

Ulefone Armor 28 Ultra

The Ulefone Armor 28 Ultra is an exceptional rugged phone that sets a new standard for its segment. With its imposing design, measuring 174.72mm x 19.4mm, it's certainly large but justifies its size with robust features and certifications such as IP68, IP69K, and MIL-STD 810H, making it resistant to drops, water, and dust. A standout feature is the secondary screen on the back, measuring over 1 inch, perfect for checking time and notifications without unlocking the phone. This dual-screen design is becoming increasingly popular in rugged smartphones. The Armor 28 Ultra boasts a stunning 6.67-inch AMOLED display with full HD Plus resolution and an impressive maximum brightness of 2,200 nits, ensuring clear visibility even in direct sunlight. The 120Hz refresh rate provides smooth navigation, whether for everyday use or demanding games. Under the hood lies the latest MediaTek Dimensity 9300+ processor, one of the most powerful on the market, outperforming its predecessor and rivaling high-end smartphones like the Galaxy S24 Ultra. This is complemented by 16GB of LPDDR5x RAM and 512GB of UFS 4 storage, making it a powerhouse for multitasking. The camera setup features a well-balanced triple-camera configuration with a 1-inch 50MP wide sensor, a 64MP night vision lens, and a 50MP ultrawide lens. The 50MP front camera is ideal for high-definition selfies. A thermal camera rounds out the feature set, useful for professionals or explorers. Battery life is solid with 10,600mAh capacity, accompanied by 12W fast charging and 50W wireless charging. In terms of connectivity, the Armor 28 Ultra offers robust support for 5G Wi-Fi, Bluetooth 5.4, and NFC, as well as main navigation systems like GPS, GLONASS, and Galileo. Overall, the Ulefone Armor 28 Ultra is an excellent choice for those seeking extreme durability and high performance. Its numerous upgrades will delight fans of previous models, while its impressive specs make it a compelling option for anyone looking to upgrade their phone.

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