vivo T4 Ultra vs OnePlus 12R: A Deep Dive into Flagship Performance and Value

The vivo T4 Ultra and OnePlus 12R represent compelling options in the increasingly competitive flagship-killer segment. The T4 Ultra arrives with the latest MediaTek Dimensity 9300+ chipset, while the 12R leverages the proven Qualcomm Snapdragon 8 Gen 2. This comparison dissects their key differences, focusing on performance, battery life, and charging speed to determine which device offers the best value for your money.
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🏆 Quick Verdict

For users prioritizing raw processing power and the latest technology, the vivo T4 Ultra emerges as the winner. Its Dimensity 9300+ chipset offers a performance edge, and 90W charging is competitive. However, the OnePlus 12R’s exceptional 14:32 hour active use battery life and 100W charging make it a strong contender for those prioritizing endurance.

PHONES
Phone Names vivo T4 Ultra OnePlus 12R
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 43, 48, 661, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G bands1, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / CDMA / HSPA / LTE / 5G
Launch
Announced2025, June 112024, January 23
StatusAvailable. Released 2025, June 18Available. Released 2024, February 06
Body
BuildGlass front, glass backGlass front (Gorilla Glass Victus 2), aluminum frame, glass back
Dimensions160.6 x 75 x 7.5 mm (6.32 x 2.95 x 0.30 in)163.3 x 75.3 x 8.8 mm (6.43 x 2.96 x 0.35 in)
SIMNano-SIM + Nano-SIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM
Weight192 g (6.84 oz)207 g (7.30 oz)
Display
Protection-Corning Gorilla Glass Victus 2
Resolution1260 x 2800 pixels, 20:9 ratio (~460 ppi density)1264 x 2780 pixels (~450 ppi density)
Size6.67 inches, 107.4 cm2 (~89.2% screen-to-body ratio)6.78 inches, 111.7 cm2 (~90.9% screen-to-body ratio)
TypeAMOLED, 1B colors, 120Hz, 2160Hz PWM, 1600 nits (HBM), 5000 nits (peak)LTPO4 AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 1600 nits (HBM), 4500 nits (peak)
Platform
CPUOcta-core (1x3.4 GHz Cortex-X4 & 3x2.85 GHz Cortex-X4 & 4x2.0 GHz Cortex-A720)Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
ChipsetMediatek Dimensity 9300+ (4 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
GPUImmortalis-G720 MC12Adreno 740
OSAndroid 15, Funtouch 15Android 14, up to 3 major Android upgrades, OxygenOS 15
Memory
Card slotNoNo
Internal256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM
Main Camera
FeaturesRing-LED flash, panorama, HDRLaser AF, color spectrum sensor, LED flash, HDR, panorama
Triple50 MP, f/1.9, 23mm (wide), 1/1.56", PDAF, OIS 50 MP, f/2.6, 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF (15cm - ∞), OIS, 3x optical zoom 8 MP, f/2.2, (ultrawide)50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video4K, 1080p, gyro-EIS4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Selfie camera
Features-HDR, panorama
Single32 MP, f/2.5, (wide)16 MP, f/2.4, 26mm (wide), 1/3", 1.0µm
VideoYes1080p@30fps, gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE5.3, A2DP, LE, aptX HD
Infrared port-Yes
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDS, NavICGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6/7, dual-band
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging90W wired, PD, 100% in 48 min Reverse wired100W wired, 100% in 26 min
TypeSi/C Li-Ion 5500 mAhLi-Ion 5500 mAh
Misc
ColorsPhoenix Gold, Meteor GreyIron Gray, Cool Blue, Electric Violet, Sunset Dune
Models-CPH2609, CPH2585, CPH2611
Price₹ 36,999€ 410.84 / $ 399.95 / £ 649.00
SAR0.99 W/kg (head)     1.00 W/kg (body)1.19 W/kg (head)     0.82 W/kg (body)

vivo T4 Ultra

  • Potentially superior CPU performance with Dimensity 9300+
  • 90W fast charging is competitive
  • Reverse wired charging for accessory top-ups

  • Battery life is unknown and potentially lower than the 12R
  • Display brightness likely lower than the OnePlus 12R

OnePlus 12R

  • Exceptional 14:32 hour active use battery life
  • 100W charging for a quick 26-minute full charge
  • Bright 1181 nit display for excellent outdoor visibility

  • Snapdragon 8 Gen 2 is a generation older than Dimensity 9300+
  • CPU performance may be slightly lower than the T4 Ultra

Display Comparison

The OnePlus 12R boasts a brighter display, reaching a measured peak of 1181 nits, which translates to better visibility under direct sunlight. While the vivo T4 Ultra’s display specifications are not provided, it’s reasonable to assume it will be competitive, but likely fall short of the 12R’s peak brightness. Both devices likely utilize AMOLED panels for vibrant colors, but the 12R’s higher brightness gives it an advantage for outdoor use. The absence of LTPO information for the T4 Ultra suggests the 12R may offer more adaptive refresh rate control, potentially improving battery efficiency.

Camera Comparison

Without detailed camera specifications for the vivo T4 Ultra, a direct comparison is limited. However, the market segment suggests both phones will feature capable camera systems. The OnePlus 12R likely benefits from Qualcomm’s image signal processor (ISP) within the Snapdragon 8 Gen 2, known for its excellent image processing capabilities. The T4 Ultra will rely on MediaTek’s ISP, which has improved significantly in recent generations. The absence of information regarding sensor size and OIS on the T4 Ultra makes it difficult to assess its low-light performance relative to the 12R. We can assume both will include a primary wide-angle lens, but details on ultrawide and telephoto capabilities are missing for the T4 Ultra.

Performance

The core of the difference lies in the chipsets. The vivo T4 Ultra’s Dimensity 9300+ features a unique core configuration – one Cortex-X4 at 3.4 GHz, three more Cortex-X4 cores at 2.85 GHz, and four Cortex-A720 cores at 2.0 GHz. This contrasts with the OnePlus 12R’s Snapdragon 8 Gen 2, which utilizes a 1x3.2 GHz Cortex-X3, 2x2.8 GHz Cortex-A715, 2x2.8 GHz Cortex-A710, and 3x2.0 GHz Cortex-A510 configuration. The Dimensity 9300+’s emphasis on high-clocked X4 cores suggests a potential advantage in single-core performance, crucial for responsive UI and many mobile games. However, the Snapdragon 8 Gen 2’s architecture is highly optimized, and its thermal efficiency, built on a 4nm process, could lead to more sustained performance under heavy load. Both devices utilize 4nm fabrication, but the architectural differences will dictate real-world performance.

Battery Life

The OnePlus 12R shines in battery endurance, achieving an impressive 14 hours and 32 minutes of active use. While the vivo T4 Ultra’s battery capacity is unknown, the 12R’s longevity is a significant advantage for power users. Charging speeds are also competitive: the 12R’s 100W charging replenishes the battery in 26 minutes, while the T4 Ultra’s 90W charging takes 48 minutes. The 12R’s faster charging, combined with its longer battery life, provides a more convenient user experience. The inclusion of reverse wired charging on the T4 Ultra is a useful feature for topping up accessories, but the 12R’s overall battery package is stronger.

Buying Guide

Buy the vivo T4 Ultra if you demand the absolute best CPU performance for demanding tasks like video editing or gaming, and appreciate having the newest chipset. Buy the OnePlus 12R if you prioritize all-day battery life, consistently fast charging speeds, and a well-established software experience. The 12R is ideal for users who value reliability and longevity over bleeding-edge specs.

Frequently Asked Questions

❓ Will the Dimensity 9300+ in the vivo T4 Ultra overheat during prolonged gaming sessions?
While the Dimensity 9300+ is a powerful chipset, thermal management is crucial. The 4nm process helps, but sustained peak performance can generate heat. Without specific thermal solution details for the T4 Ultra, it's difficult to say definitively, but the Snapdragon 8 Gen 2 in the OnePlus 12R is known for its efficient thermal performance.
❓ Does the OnePlus 12R support high refresh rate gaming, and what frame rates can be expected in popular titles like PUBG Mobile?
The OnePlus 12R’s display likely supports a high refresh rate (likely 120Hz), enabling smoother gameplay. While specific frame rate support varies by game, the Snapdragon 8 Gen 2 is capable of delivering stable 60-90fps in PUBG Mobile at high settings. The Adreno GPU within the Snapdragon 8 Gen 2 is well-optimized for mobile gaming.
❓ How does the software experience differ between the vivo T4 Ultra and the OnePlus 12R?
The OnePlus 12R runs OxygenOS, known for its clean interface, fast updates, and minimal bloatware. Vivo’s Funtouch OS has improved significantly, but historically has included more pre-installed apps and a different aesthetic. OnePlus generally offers a more streamlined and customizable software experience.