Realme 14 Pro vs OnePlus 12R: A Detailed Comparison of Performance and Endurance

The Realme 14 Pro and OnePlus 12R represent compelling options in the mid-to-high range smartphone market. The Realme focuses on maximizing battery life and efficiency with the Dimensity 7300, while the OnePlus 12R aims for near-flagship performance with the Snapdragon 8 Gen 2. This comparison dissects their key differences to help you choose the right device.
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🏆 Quick Verdict

For the average user prioritizing raw performance and faster charging, the OnePlus 12R is the clear winner. Its Snapdragon 8 Gen 2 chipset provides a significant performance uplift. However, the Realme 14 Pro’s exceptional 84:25h battery endurance makes it ideal for users who demand all-day (and then some) battery life.

PHONES
Phone Names Realme 14 Pro OnePlus 12R
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 5, 8, 28, 40, 411, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G bands1, 3, 5, 8, 28, 40, 41, 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, January 162024, January 23
StatusAvailable. Released 2025, January 23Available. Released 2024, February 06
Body
Build-Glass front (Gorilla Glass Victus 2), aluminum frame, glass back
Dimensions162.8 x 74.9 x 7.6 mm or 7.8 mm163.3 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
Weight179 g or 182 g (6.31 oz)207 g (7.30 oz)
Display
ProtectionMohs level 6Corning Gorilla Glass Victus 2
Resolution1080 x 2392 pixels (~388 ppi density)1264 x 2780 pixels (~450 ppi density)
Size6.77 inches, 110.9 cm2 (~90.9% screen-to-body ratio)6.78 inches, 111.7 cm2 (~90.9% screen-to-body ratio)
TypeOLED, 1B colors, 120Hz, 3840Hz PWM, 1400 nits (HBM), 4500 nits (peak)LTPO4 AMOLED, 1B colors, 120Hz, HDR10+, Dolby Vision, 1600 nits (HBM), 4500 nits (peak)
Platform
CPUOcta-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
ChipsetMediatek Dimensity 7300 Energy (4 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
GPUMali-G615 MC2Adreno 740
OSAndroid 15, up to 3 major Android upgrades, Realme UI 6.0Android 14, up to 3 major Android upgrades, OxygenOS 15
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 256GB 16GB RAM
Main Camera
Dual50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, multi-directional PDAF, OIS Auxiliary lens-
FeaturesLED flash, HDR, panoramaLaser AF, color spectrum sensor, LED flash, HDR, panorama
Triple-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@30fps, 1080p@30/60/120fps, gyro-EIS, OIS4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS
Selfie camera
FeaturesPanoramaHDR, panorama
Single16 MP, f/2.4, 24mm (wide), 1/3.09", 1.0µm16 MP, f/2.4, 26mm (wide), 1/3", 1.0µm
Video1080p@30fps1080p@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
NFCYes (market/region dependent)Yes
PositioningGPS, GLONASS, GALILEO, BDSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 2.0USB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-bandWi-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
Charging45W wired, 50% in 36 min100W wired, 100% in 26 min
TypeSi/C Li-Ion 6000 mAhLi-Ion 5500 mAh
Misc
ColorsPearl White, Jaipur Pink, Suede GreyIron Gray, Cool Blue, Electric Violet, Sunset Dune
ModelsRMX5056CPH2609, CPH2585, CPH2611
Price$ 275.51 / € 229.00 / ₹ 23,990€ 410.84 / $ 399.95 / £ 649.00
SAR-1.19 W/kg (head)     0.82 W/kg (body)
EU LABEL
Battery84:25h endurance, 1000 cycles-
EnergyClass A-
Free fallClass A (270 falls)-
RepairabilityClass B-

Realme 14 Pro

  • Exceptional battery life (84:25h endurance)
  • Efficient Mediatek Dimensity 7300 chipset
  • 1000 charge cycles promise long-term battery health

  • Slower charging speed (45W)
  • Potentially lower peak performance compared to Snapdragon 8 Gen 2

OnePlus 12R

  • Flagship-level performance with Snapdragon 8 Gen 2
  • Ultra-fast 100W charging (100% in 26 minutes)
  • Bright display (1181 nits)

  • Shorter battery life (14:32h active use)
  • Potentially higher power consumption

Display Comparison

The OnePlus 12R boasts a significantly brighter display, reaching a measured peak of 1181 nits, which translates to superior visibility in direct sunlight. While the Realme 14 Pro’s display specs are not provided, the OnePlus’s brightness advantage is substantial. Both devices utilize a 4nm chipset, suggesting similar power efficiency in display operation, but the OnePlus’s higher brightness will inevitably draw more power. The absence of LTPO technology in either device means refresh rate scaling isn’t as efficient as on higher-end models, potentially impacting battery life during dynamic content viewing.

Camera Comparison

Without detailed camera specifications for the Realme 14 Pro, a direct comparison is limited. However, the OnePlus 12R likely benefits from Qualcomm’s image signal processor (ISP) within the Snapdragon 8 Gen 2, offering advanced image processing capabilities. Sensor size and lens aperture are crucial factors, and without that data for the Realme, it’s difficult to assess its low-light performance. The focus should be on the main sensor performance, as the inclusion of 2MP macro lenses on either device offers minimal practical benefit. Image processing style will also differentiate the two, with OnePlus typically aiming for a more vibrant and saturated look.

Performance

The core difference lies in the chipsets. The OnePlus 12R’s Snapdragon 8 Gen 2 (SM8550-AB) is a powerhouse, featuring a 1x3.2 GHz Cortex-X3 prime core, paired with 2x2.8 GHz Cortex-A715 and 2x2.8 GHz Cortex-A710 performance cores, and 3x2.0 GHz Cortex-A510 efficiency cores. This configuration delivers significantly higher CPU and GPU performance compared to the Realme 14 Pro’s Mediatek Dimensity 7300 Energy (4 nm) with its 4x2.5 GHz Cortex-A78 and 4x2.0 GHz Cortex-A55 cores. The Snapdragon 8 Gen 2’s Adreno 740 GPU will provide a smoother experience in graphically intensive games. The 4nm fabrication process on both chips contributes to thermal efficiency, but the Snapdragon 8 Gen 2’s superior architecture will likely result in sustained performance under heavy load.

Battery Life

The Realme 14 Pro’s standout feature is its exceptional 84:25h battery endurance, suggesting a highly optimized power management system. While the OnePlus 12R’s active use score of 14:32h is respectable, it falls significantly short of the Realme. The OnePlus compensates with its 100W wired charging, achieving a full charge in just 26 minutes, a substantial advantage over the Realme’s 45W charging (50% in 36 minutes). This trade-off – longer runtime versus faster charging – is central to the decision-making process.

Buying Guide

Buy the Realme 14 Pro if you need a phone that can reliably last through two full days of moderate use, and prioritize battery longevity over peak performance. Buy the OnePlus 12R if you’re a power user who frequently games, edits videos, or runs demanding applications, and value the speed and responsiveness of a flagship-tier processor and the convenience of 100W fast charging.

Frequently Asked Questions

❓ Does the Mediatek Dimensity 7300 in the Realme 14 Pro struggle with demanding games like Genshin Impact?
While the Dimensity 7300 is a capable chip, it won't deliver the same peak frame rates as the Snapdragon 8 Gen 2 in the OnePlus 12R. Genshin Impact will likely require reduced graphics settings for a smooth experience on the Realme 14 Pro, whereas the OnePlus 12R can handle it at higher settings.
❓ How does the 100W charging on the OnePlus 12R affect long-term battery health?
OnePlus employs charging algorithms designed to mitigate the impact of fast charging on battery degradation. While fast charging *can* contribute to faster battery wear over time, the OnePlus 12R’s system aims to balance speed and longevity. The Realme 14 Pro’s slower 45W charging will inherently put less stress on the battery, but the 1000 charge cycle claim suggests Realme also prioritizes battery health.
❓ Is the difference in battery life between the Realme 14 Pro and OnePlus 12R noticeable in everyday use?
Absolutely. The Realme 14 Pro’s 84:25h endurance translates to comfortably lasting two full days for most users, even with moderate usage. The OnePlus 12R, while offering good battery life, will likely require daily charging for heavier users. This difference is particularly significant for travelers or those who frequently find themselves away from a power source.