OnePlus Ace 2vsvivo S20

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

OnePlus
OnePlus Ace 2
Ace 2
Processor:Qualcomm Snapdragon 8+ Gen1 3.0GHz
RAM:8GB
Storage:128GB

Quick Stats

The OnePlus Ace 2 offers decent battery life, matching its flagship counterpart, despite being more affordable.
The OnePlus Ace 2's display boasts improved specifications, including higher refresh rates and faster touch sampling rates consistently.
The OnePlus Ace 2's camera performance is decent but not outstanding compared to other flagships on the market overall.
The OnePlus Ace 2's performance is merely average, hindered by a subpar cooling system and temperature concerns always.
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.
Key Differences

Processor Speed

Winner
OnePlus Ace 2
3 GHz
vivo S20
2.63 GHz

RAM

Tie
OnePlus Ace 2
8GB
vivo S20
8GB

Storage

Winner
OnePlus Ace 2
128GB
vivo S20
256GB

Weight

Winner
OnePlus Ace 2
204g
vivo S20
186g
Rank
OnePlus Ace 2
Winner
#108
vivo S20
#337
Scores by Category
Rankings
Connectivity
OnePlus Ace 2
#165
Winner
vivo S20
#486
Design
OnePlus Ace 2
#247
Winner
vivo S20
#456
Display
OnePlus Ace 2
#47
vivo S20
#21
Winner
Performance
OnePlus Ace 2
#126
Winner
vivo S20
#278
Battery
OnePlus Ace 2
#60
Winner
vivo S20
#94
Camera
OnePlus Ace 2
#349
Winner
vivo S20
#549
item_phones_categoryId
OnePlus Ace 2
#1
Tie
vivo S20
#1
Tie

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

Specifications Comparison
Specification
OnePlus OnePlus Ace 2
vivo vivo S20
Model
Qualcomm Snapdragon 8+ Gen1 3.0GHz
Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
CPU
1x3.0 GHz Cortex, X2 +3x2.5 GHz Cortex, A710 + 4x1.8 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
2.63
64 Bits
Yes
Yes
GPU
Qualcomm Adreno 730
Qualcomm Adreno 720
RAM
8
8
Type
RAM LPDDR5X
LPDDR4X RAM
Capacity
128
256
Type
UFS Storage 3.1
UFS Storage 2.2
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
Gravity sensor
Yes
Yes
Audio
Dolby Atmos, Noise cancellation microphone, Stereo Speakers
Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones
Antutu Score
1343244
866863
Antutu Version
Antutu v10
Antutu v10
Antutu Standing
Overall performance better than 92% of devices
Overall performance better than 85% of devices
Cooling system
Yes
Yes
Gaming buttons
No
No
Extras
5177mm² eight-channel through VC + 6355.32mm² phase-change graphene
N/A

Note: Highlighted specifications show differences between the two devices.

Pros and Cons

OnePlus Ace 2

Strengths

The design of the phone is nice and similar to the OnePlus 11, with a blue color option that looks good.
The camera system is impressive, especially the main camera which takes great photos even with a 2x crop.
The display is better than the OnePlus 11's, with higher refresh rates and faster touch sampling rates.
The phone has a nice performance, using a strong Snapdragon A+ Gen1 processor that handles games smoothly.
The battery life is average but not bad, similar to the OnePlus 11.
The price of the phone is very cheap, especially considering the features it offers.
The camera can record video up to 4K at 60fps, which is a nice feature.

Weaknesses

The gaming performance is only average and can get locked at 30 FPS for a while when playing games for more than 20 minutes.
The cooling system is not as good as expected, leading to high temperatures during intense gaming sessions.
The phone's charging speed has taken a step back compared to the OnePlus 11, with a full charge taking around 25 minutes.
The ultra-wide camera has lower clarity and noise control compared to the main camera.
The phone does not support AK video recording like some other phones in its class.
The display is not as friendly to the eyes as some other phones, especially at lower brightness levels.
The phone's design is not particularly impressive or innovative.

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.
Read Full Reviews

OnePlus Ace 2

The OnePlus Ace 2 presents itself as a worthy successor to the OnePlus 11, with an impressive sub-flagship price tag of just $401 in China. This device is essentially the global version of the H2, boasting identical specs except for different RAM and ROM capacities. With its new design and upgraded performance, the Ace 2 appears poised to reclaim its status as a flagship killer. But does it live up to expectations?

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.

Need help choosing?

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

Read OnePlus Ace 2 ReviewRead vivo S20 Review

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