vivo X51 5G vs OnePlus 8T: A Deep Dive into Performance, Camera, and Value
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🏆 Quick Verdict
For the average user prioritizing performance and fast charging, the OnePlus 8T is the clear winner. Its Snapdragon 865 chipset provides a substantial performance uplift over the vivo X51 5G’s Snapdragon 765G, and its 65W charging is significantly faster. However, the X51 5G remains a viable option for those on a tighter budget.
| PHONES | ||
|---|---|---|
| Phone Names | vivo X51 5G | OnePlus 8T |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66 - EU |
| 5G bands | 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA | 1, 3, 7, 28, 41, 78 SA/NSA - EU |
| Speed | HSPA, LTE, 5G | HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/200 Mbps, 5G 7.5 Gbps DL |
| Technology | GSM / CDMA / HSPA / LTE / 5G | GSM / CDMA / HSPA / LTE / 5G |
| CDMA 800 | 41, 78, 79 SA/NSA - CN | |
| Launch | ||
|---|---|---|
| Announced | 2020, October 21. Released 2020, October 23 | 2020, October 14 |
| Status | Discontinued | Available. Released 2020, October 16 |
| Body | ||
|---|---|---|
| Build | Glass front, glass back, aluminum frame | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame |
| Dimensions | 158.5 x 72.8 x 8 mm (6.24 x 2.87 x 0.31 in) | 160.7 x 74.1 x 8.4 mm (6.33 x 2.92 x 0.33 in) |
| Keyboard | QWERTY | - |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 181.5 g (6.42 oz) | 188 g (6.63 oz) |
| Display | ||
|---|---|---|
| Protection | - | Corning Gorilla Glass 5 |
| Resolution | 1080 x 2376 pixels (~398 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~402 ppi density) |
| Size | 6.56 inches, 104.6 cm2 (~90.6% screen-to-body ratio) | 6.55 inches, 103.6 cm2 (~87.0% screen-to-body ratio) |
| Type | AMOLED, 90Hz, HDR10+ | Fluid AMOLED, 120Hz, HDR10+ |
| - | Always-on display | |
| Platform | ||
|---|---|---|
| CPU | Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver) | Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) |
| Chipset | Qualcomm SM7250 Snapdragon 765G 5G (7 nm) | Qualcomm SM8250 Snapdragon 865 5G (7 nm+) |
| GPU | Adreno 620 | Adreno 650 |
| OS | Android 10, Funtouch 10.0 | Android 11, upgradable to Android 14, OxygenOS 14 |
| Memory | ||
|---|---|---|
| Card slot | No | No |
| Internal | 256GB 8GB RAM | 128GB 8GB RAM, 256GB 12GB RAM |
| UFS 2.1 | UFS 3.1 | |
| Main Camera | ||
|---|---|---|
| Features | Laser AF, color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama | Dual-LED flash, HDR, panorama |
| Quad | 48 MP, f/1.6, (wide), PDAF, gimbal OIS 8 MP, f/3.4, 135mm (periscope telephoto), 1/4.0", PDAF, OIS, 5x optical zoom 13 MP, f/2.5, 50mm (telephoto), 1/2.8", 0.8µm, PDAF, 2x optical zoom 8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm | 48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS 16 MP, f/2.2, 14mm, 123˚ (ultrawide), 1/3.6", 1.0µm 5 MP (macro) 2 MP, f/2.4, (monochrome) |
| Single | 3.15 MP | - |
| Video | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS |
| Selfie camera | ||
|---|---|---|
| Features | HDR | HDR |
| Single | 32 MP, f/2.5, 26mm (wide), 1/2.8", 0.8µm | 16 MP, f/2.4, (wide), 1/3.06", 1.0µm |
| Video | 1080p@30fps | 1080p@30fps, gyro-EIS |
| Sound | ||
|---|---|---|
| 3.5mm jack | No | No |
| 35mm jack | No | No |
| Loudspeaker | Yes | Yes, with stereo speakers |
| 32-bit/192kHz audio | - | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.1, A2DP, LE, aptX HD | 5.1, A2DP, LE, aptX HD |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a) |
| Radio | No | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 3.1, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA |
| Features | ||
|---|---|---|
| Browser | HTML | - |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer (market dependant) |
| Battery | ||
|---|---|---|
| Charging | 33W wired, 57% in 30 min | 65W wired, 100% in 39 min |
| Music play | Up to 5 h | - |
| Stand-by | Up to 312 h | - |
| Talk time | Up to 3 h | - |
| Type | 4315 mAh | Li-Po 4500 mAh |
| Misc | ||
|---|---|---|
| Colors | Gray | Aquamarine Green, Lunar Silver, Cyberpunk 2077 Edition |
| Models | XE710 | KB2001, KB2000, KB2003, KB2005 |
| Price | About 760 EUR | € 130.75 |
| SAR | 0.35 W/kg (head) 0.95 W/kg (body) | - |
| SAR EU | 0.20 W/kg (head) | - |
| Pricing | ||
|---|---|---|
| 256GB 8GB RAM | $ 885.00 | - |
| Tests | ||
|---|---|---|
| Battery life | - | Endurance rating 104h |
| Camera | - | Photo / Video |
| Display | - | Contrast ratio: Infinite (nominal) |
| Loudspeaker | - | -24.0 LUFS (Very good) |
| Performance | - | AnTuTu: 586000 (v8) GeekBench: 3126 (v5.1) GFXBench: 46fps (ES 3.1 onscreen) |
vivo X51 5G
- More affordable price point
- Respectable 5G connectivity
- Decent battery endurance
- Less powerful Snapdragon 765G chipset
- Slower 33W charging
- Limited display brightness information
OnePlus 8T
- Significantly faster Snapdragon 865 chipset
- Ultra-fast 65W charging (0-100% in 39 mins)
- Brighter display (802 nits)
- Higher price tag
- Potentially more heat generation under heavy load
- Similar battery endurance to X51 5G despite more powerful processor
Display Comparison
The OnePlus 8T boasts a brighter display, reaching a measured peak brightness of 802 nits, compared to an unspecified brightness for the X51 5G. While both likely utilize AMOLED panels for vibrant colors, the 8T’s higher peak brightness translates to better visibility in direct sunlight. The OnePlus 8T also features an 'infinite' contrast ratio, typical of AMOLED technology, providing deep blacks and excellent image clarity. Details regarding the X51 5G’s display technology are limited, but it’s reasonable to assume it also leverages AMOLED for a similar visual experience, albeit potentially less bright.
Camera Comparison
Both devices offer photo and video capabilities, but specifics are limited. Without detailed sensor information, it’s difficult to make a definitive judgment. However, the OnePlus 8T’s higher processing power allows for more sophisticated image processing algorithms, potentially resulting in better dynamic range and noise reduction. The X51 5G may focus on software optimizations to compensate for its less powerful chipset, but it’s unlikely to match the 8T’s raw processing capabilities. The absence of details regarding OIS or sensor size on either device makes a precise comparison impossible.
Performance
The core difference lies in the chipsets. The OnePlus 8T is powered by the Qualcomm SM8250 Snapdragon 865 5G (7nm+), featuring a Cortex-A77 prime core clocked at 2.84 GHz. This is a significant step up from the vivo X51 5G’s Snapdragon 765G (7nm), which utilizes a Kryo 475 Prime core at 2.4 GHz. The 865’s more advanced architecture and higher clock speeds deliver substantially better CPU and GPU performance. The 865 also benefits from a more refined 7nm+ process, potentially offering better thermal efficiency under sustained load. While both phones feature 8GB of RAM, the 865’s superior processing power will allow the OnePlus 8T to handle multitasking and demanding applications with greater ease.
Battery Life
Both phones have an endurance rating of 104 hours, suggesting similar overall battery life despite the OnePlus 8T’s more powerful processor. This indicates efficient power management on both sides. However, the charging speeds are drastically different. The OnePlus 8T’s 65W wired charging can fully charge the device in just 39 minutes, while the vivo X51 5G’s 33W charging takes 30 minutes to reach 57%. This makes the OnePlus 8T significantly more convenient for users who need a quick power boost.
Buying Guide
Buy the vivo X51 5G if you need a capable 5G phone with a respectable camera and are prioritizing value and a more affordable price point. Buy the OnePlus 8T if you prefer a smoother, more responsive experience for demanding tasks like gaming and video editing, and if rapid charging is a must-have feature. The 8T is geared towards power users, while the X51 5G caters to mainstream consumers.