OnePlus Ace 6 vs. vivo iQOO 12 Pro: A Detailed Performance and Charging Showdown

The OnePlus Ace 6 and vivo iQOO 12 Pro represent distinct approaches to the flagship smartphone experience. The Ace 6, powered by the unique Snapdragon 8 Elite, aims for raw performance at a competitive price. The iQOO 12 Pro, with the latest Snapdragon 8 Gen 3, focuses on delivering a well-rounded experience with advanced features. This comparison dissects their key differences to help you choose the right device.
Phones Images

🏆 Quick Verdict

For the average user prioritizing peak performance and incredibly fast charging, the OnePlus Ace 6 emerges as the winner. Its Snapdragon 8 Elite chipset, coupled with 120W wired and UFCS charging, offers a compelling package. However, the iQOO 12 Pro’s Snapdragon 8 Gen 3 and wireless charging capabilities make it a strong contender for those valuing broader feature sets.

PHONES
Phone Names OnePlus Ace 6 vivo iQOO 12 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 661, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 42, 66
5G bands1, 3, 5, 8, 18, 26, 28A, 38, 40, 41, 48, 66, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 66, 38, 40, 41, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Launch
Announced2025, October 272023, November 07
StatusAvailable. Released 2025, October 30Available. Released 2023, November 14
Body
BuildGlass front (Crystal Shield Glass), glass back, aluminum alloy frame-
Dimensions163.4 x 77 x 8.3 mm (6.43 x 3.03 x 0.33 in)164.6 x 75.4 x 8.6 mm or 8.8 mm
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight213 g (7.51 oz)205 g or 210 g (7.23 oz)
Display
ProtectionCrystal Shield Glass-
Resolution1272 x 2800 pixels (~450 ppi density)1440 x 3200 pixels, 20:9 ratio (~518 ppi density)
Size6.83 inches, 113.3 cm2 (~90.1% screen-to-body ratio)6.78 inches, 111.0 cm2 (~89.4% screen-to-body ratio)
TypeLTPO AMOLED, 1B colors, 165Hz, PWM, HDR10+, Dolby Vision, HDR Vivid, 800 nits (typ), 1800 nits (HBM)LTPO AMOLED, 1B colors, 144Hz, HDR10+, 1600 nits (HBM), 3000 nits (peak)
Platform
CPUOcta-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
ChipsetQualcomm SM8750-AB Snapdragon 8 Elite (3 nm)Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
GPUAdreno 830Adreno 750
OSAndroid 16, ColorOS 16Android 14, up to 2 major Android upgrades, Funtouch 14 (International), OriginOS 4 (China)
Memory
Card slotNoNo
Internal256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM256GB 16GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
Main Camera
Dual50 MP, f/1.8, 24mm (wide), PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm-
FeaturesColor spectrum sensor, LED flash, HDR, panoramaColor spectrum sensor, Dual-LED flash, HDR, panorama
Triple-50 MP, f/1.7, 23mm (wide), 1/1.3", 1.2µm, ulti-directional PDAF, OIS 64 MP, f/2.6, 70mm (periscope telephoto), 1/2.0", PDAF, OIS, 3x optical zoom 50 MP, f/2.0, 15mm, 119˚ (ultrawide), AF
Video4K@30/60/120fps, 1080p@30/60/120fps, gyro-EIS, OIS8K@30fps, 4K@24/30/60fps, 1080p@30/60/120/240fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR
Single16 MP, f/2.4, 23mm (wide), 1/3", 1.0µm16 MP, f/2.5, (wide)
Video1080p@30fps, gyro-EIS1080p@30fps, gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE, aptX HD, aptX Adaptive, LHDC 55.4, A2DP, LE, aptX HD, aptX Adaptive, aptX Lossless
Infrared portYesYes
NFCYesYes
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)
RadioNoNo
USBUSB Type-C 2.0USB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6/7, dual-bandWi-Fi 802.11 a/b/g/n/ac/6/7, tri-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compassFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
Battery
Charging120W wired, 120W UFCS, 55W PPS, 18W PD, 18W QC, 58% in 20 min, 100% in 43 min Bypass charging120W wired 50W wireless 10W reverse wireless
TypeSi/C Li-Ion 7800 mAh5100 mAh
Misc
ColorsBlack, White, SilverBlack, Red, White (BMW M branding)
ModelsPLQ110V2329A
PriceAbout 310 EURAbout 650 EUR

OnePlus Ace 6

  • Potentially superior CPU performance with Snapdragon 8 Elite
  • Incredibly fast wired charging with UFCS support
  • Likely more aggressive pricing for comparable performance

  • May lack wireless charging
  • Camera system potentially less advanced than iQOO 12 Pro

vivo iQOO 12 Pro

  • Latest Snapdragon 8 Gen 3 chipset for future-proofing
  • Convenient 50W wireless charging
  • Potentially more refined software experience

  • 4nm process may result in slightly higher thermal throttling
  • Potentially higher price point

Display Comparison

While both devices are expected to feature high-refresh-rate AMOLED displays, specific details like peak brightness and panel technology are not provided. However, given the flagship positioning, both will likely offer excellent viewing experiences. The absence of LTPO information makes it difficult to assess power efficiency differences. Bezels are likely to be minimal on both, reflecting current design trends. Color accuracy will depend on software calibration, a key area where vivo often excels.

Camera Comparison

Without specific camera sensor details, a direct comparison is challenging. However, the iQOO 12 Pro, being a flagship, is likely to feature a more sophisticated camera system with larger sensors and advanced image processing algorithms. The Ace 6, while capable, may prioritize cost optimization in this area. Lens apertures and OIS implementation will be crucial factors determining low-light performance. Ignoring the typical 2MP macro lens found on many phones, the main sensor size and quality will be the primary differentiator.

Performance

The core difference lies in the chipsets. The OnePlus Ace 6 utilizes the Qualcomm SM8750-AB Snapdragon 8 Elite (3nm), featuring a unique Oryon V2 Phoenix CPU architecture with 2x 4.32 GHz prime cores and 6x 3.53 GHz efficiency cores. This contrasts with the iQOO 12 Pro’s Snapdragon 8 Gen 3 (4nm), employing a more traditional Cortex-X4/A720/A520 configuration. The 3nm process of the Snapdragon 8 Elite *should* offer superior power efficiency and thermal performance compared to the 4nm Gen 3, potentially leading to sustained performance during extended gaming sessions. The Ace 6’s architecture is geared towards maximizing single-core performance, while the Gen 3 prioritizes a balance between all core types. Both devices will likely feature LPDDR5x RAM, but the speed and configuration could vary, impacting multitasking capabilities.

Battery Life

Both phones boast 120W wired charging, promising incredibly fast top-ups. The Ace 6 further supports 120W UFCS, 55W PPS, 18W PD, and 18W QC, offering broader compatibility. The iQOO 12 Pro adds 50W wireless charging and 10W reverse wireless charging, providing greater convenience. While battery capacity isn’t specified, the Ace 6’s charging speed (58% in 20 min, 100% in 43 min) suggests a well-optimized charging system. The iQOO 12 Pro’s wireless charging is a significant advantage for users who prefer cable-free power-ups.

Buying Guide

Buy the OnePlus Ace 6 if you need uncompromising CPU performance for demanding tasks like gaming and video editing, and if you prioritize the absolute fastest wired charging speeds available. Buy the vivo iQOO 12 Pro if you prefer a more balanced experience with wireless charging, a potentially more refined software experience (typical of vivo), and the latest generation Snapdragon chipset for future-proofing.

Frequently Asked Questions

❓ Does the Snapdragon 8 Elite in the OnePlus Ace 6 overheat during prolonged gaming sessions?
The 3nm process of the Snapdragon 8 Elite *should* mitigate thermal throttling compared to the 4nm Snapdragon 8 Gen 3. However, sustained performance will ultimately depend on the Ace 6’s cooling system design. Early reports suggest effective thermal management, but independent testing is needed for confirmation.
❓ Is the 50W wireless charging on the iQOO 12 Pro significantly faster than other wireless charging solutions?
50W wireless charging is considered fast for current smartphone standards. While not as rapid as 120W wired charging, it offers a convenient alternative for topping up the battery without cables. It's significantly faster than the 15W-25W wireless charging commonly found on other devices.
❓ What is UFCS charging and how does it benefit the OnePlus Ace 6?
Universal Fast Charging Standard (UFCS) is a newer charging protocol that aims to provide faster charging speeds with a wider range of chargers. The Ace 6's support for UFCS means it can potentially leverage higher wattage chargers from different brands, maximizing charging speed and compatibility.