OnePlus 12 vs. iPhone 15 Pro Max: A Deep Dive into Flagship Performance

The OnePlus 12 arrives as a compelling Android alternative to Apple’s iPhone 15 Pro Max, aiming to disrupt the premium smartphone market with its aggressive pricing and cutting-edge hardware. While the iPhone 15 Pro Max remains the benchmark for iOS refinement and ecosystem integration, the OnePlus 12 brings a potent combination of Snapdragon 8 Gen 3 power and blazing-fast charging to the table. This comparison dissects the key differences to determine which device reigns supreme.
Phones Images

🏆 Quick Verdict

For the average user prioritizing battery life and charging speed, the OnePlus 12 offers a compelling value proposition. However, the iPhone 15 Pro Max’s superior display brightness, refined software experience, and long-term software support make it the better choice for those deeply invested in the Apple ecosystem.

PHONES
Phone Names OnePlus 12 Apple iPhone 15 Pro Max
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - InternationalHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 48, 66, 71 - International1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 53, 66 - A3106
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 40, 41, 66, 71, 77, 78 SA/NSA - International1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 53, 66, 70, 77, 78, 79 SA/NSA/Sub6 - A3106
SpeedHSPA, LTE, 5GHSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
Launch
Announced2023, December 052023, September 12
StatusAvailable. Released 2023, December 11Available. Released 2023, September 22
Body
BuildGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass), aluminum frameGlass front, glass back, titanium frame (grade 5)
Dimensions164.3 x 75.8 x 9.2 mm (6.47 x 2.98 x 0.36 in)159.9 x 76.7 x 8.3 mm (6.30 x 3.02 x 0.33 in)
SIM· Nano-SIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM· Nano-SIM + eSIM + eSIM (max 2 at a time; International)· eSIM + eSIM (8 or more, max 2 at a time; USA)· Nano-SIM + Nano-SIM (China)
Weight220 g (7.76 oz)221 g (7.80 oz)
Display
ProtectionCorning Gorilla Glass Victus 2Ceramic Shield glass
Resolution1440 x 3168 pixels (~510 ppi density)1290 x 2796 pixels, 19.5:9 ratio (~460 ppi density)
Size6.82 inches, 113.0 cm2 (~90.8% screen-to-body ratio)6.7 inches, 110.2 cm2 (~89.8% screen-to-body ratio)
TypeLTPO AMOLED, 1B colors, 120Hz, 2160Hz PWM, Dolby Vision, HDR10+, 600 nits (typ), 1600 nits (HBM), 4500 nits (peak)LTPO Super Retina XDR OLED, 120Hz, HDR10, Dolby Vision, 1000 nits (typ), 2000 nits (HBM)
Platform
CPUOcta-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)Hexa-core (2x3.78 GHz + 4x2.11 GHz)
ChipsetQualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)Apple A17 Pro (3 nm)
GPUAdreno 750Apple GPU (6-core graphics)
OSAndroid 14, up to 4 major Android upgrades, OxygenOS 16 (International), ColorOS (China)iOS 17, upgradable to iOS 26.1
Memory
Card slotNoNo
Internal256GB 12GB RAM, 256GB 16GB RAM, 512GB 16GB RAM, 1TB 16GB RAM, 1TB 24GB RAM256GB 8GB RAM, 512GB 8GB RAM, 1TB 8GB RAM
Main Camera
FeaturesHasselblad Color Calibration, color spectrum sensor, Dual-LED flash, HDR, panoramaDual-LED dual-tone flash, HDR (photo/panorama)
Triple50 MP, f/1.6, 23mm (wide), 1/1.43", 1.12µm, multi-directional PDAF, OIS 64 MP, f/2.6, 70mm (periscope telephoto), 1/2.0", 0.7µm, PDAF, OIS, 3x optical zoom 48 MP, f/2.2, 14mm, 114˚ (ultrawide), 1/2.0", 0.8µm, PDAF48 MP, f/1.8, 24mm (wide), 1/1.28", 1.22µm, dual pixel PDAF, sensor-shift OIS 12 MP, f/2.8, 120mm (periscope telephoto), 1/3.06", 1.12µm, dual pixel PDAF, 3D sensor‑shift OIS, 5x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF TOF 3D LiDAR scanner (depth)
Video8K@24fps, 4K@30/60fps, 1080p@30/60/240/480fps, Auto HDR, gyro-EIS, Dolby Vision4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, 10-bit HDR, Dolby Vision HDR (up to 60fps), ProRes, 3D (spatial) video, stereo sound rec.
Selfie camera
FeaturesHDR, panoramaHDR, Dolby Vision HDR
Single32 MP, f/2.4, 21mm (wide), 1/2.74", 0.8µm12 MP, f/1.9, 23mm (wide), 1/3.6", 1.0µm, PDAF, OIS SL 3D, (depth/biometrics sensor)
Video4K@30fps, 1080p@30fps, gyro-EIS4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE, aptX HD, LHDC5.3, A2DP, LE
Infrared portYes-
NFCYesYes
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavICGPS (L1+L5), GLONASS, GALILEO, BDS, QZSS, NavIC
RadioNoNo
USBUSB Type-C 3.2, OTGUSB Type-C 3.2 Gen 2, DisplayPort
WLANWi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, hotspot
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFace ID, accelerometer, gyro, proximity, compass, barometer
Battery
Charging100W wired, PD, QC, 100% in 26 min (International) 80W wired, PD, QC, 100% in 30 min (USA) 50W wireless, 100% in 55 min 10W reverse wirelessWired, PD2.0, 50% in 30 min 15W wireless (MagSafe) 15W wireless (Qi2) - requires iOS 17.2 update 4.5W reverse wired
TypeLi-Po 5400 mAhLi-Ion 4441 mAh
Misc
ColorsFlowy Emerald, Silky Black, Silver (Glacial White)Black Titanium, White Titanium, Blue Titanium, Natural Titanium
ModelsPJD110, CPH2573, CPH2581, CPH2583A2849, A3105, A3106, A3108, iPhone16,2
Price$ 639.99 / C$ 1,099.99 / £ 549.00 / € 527.00€ 758.79 / $ 579.87 / £ 628.29
SAR1.18 W/kg (head)     0.68 W/kg (body)1.07 W/kg (head)     1.11 W/kg (body)
SAR EU-0.98 W/kg (head)     0.98 W/kg (body)

OnePlus 12

  • Significantly faster wired and wireless charging
  • More affordable price point
  • Android’s customization options

  • Lower peak display brightness
  • Potentially less refined camera processing
  • Shorter active use battery life

Apple iPhone 15 Pro Max

  • Brighter and more color-accurate display
  • Superior performance (A17 Pro)
  • Long-term software support and ecosystem integration

  • Slower charging speeds
  • Higher price
  • Less customization options (iOS)

Display Comparison

The iPhone 15 Pro Max boasts a significantly brighter display, reaching a measured 1787 nits compared to the OnePlus 12’s 1155 nits. This translates to superior visibility in direct sunlight. Both utilize advanced panel technology, but the iPhone’s higher peak brightness and potentially better color calibration (though unmeasured in our data) provide a more immersive viewing experience. While both are excellent, the iPhone’s display is demonstrably superior for outdoor use and HDR content consumption. The OnePlus 12’s display is still excellent, but falls short of the iPhone’s peak performance.

Camera Comparison

Both phones are equipped with advanced camera systems, but detailed sensor information is missing. However, the market positioning suggests the iPhone 15 Pro Max likely features a larger main sensor and more sophisticated image processing algorithms. Apple’s computational photography is renowned for its natural-looking results, while OnePlus typically leans towards more vibrant, saturated images. Both are capable of excellent photo and video capture, but the iPhone’s consistent performance and video recording capabilities (ProRes) give it an advantage for professional users. The absence of specific sensor details prevents a definitive judgment, but Apple’s history suggests a more refined camera experience.

Performance

The core of each phone is a powerhouse. The iPhone 15 Pro Max’s Apple A17 Pro, fabricated on a 3nm process, is a marvel of silicon engineering. While the OnePlus 12’s Snapdragon 8 Gen 3 (4nm) is no slouch, the A17 Pro’s hexa-core architecture, with its 3.78 GHz performance cores, likely delivers superior single-core performance. The Snapdragon 8 Gen 3’s octa-core configuration, while offering more cores, may be offset by the A17 Pro’s architectural advantages. Real-world performance will be fluid on both, but the A17 Pro has a theoretical edge in demanding tasks. The iPhone’s GPU is also likely to outperform the Snapdragon’s Adreno 750.

Battery Life

The iPhone 15 Pro Max edges out the OnePlus 12 in active use battery life, achieving 16:01 hours versus 14:11 hours. However, the OnePlus 12 compensates with significantly faster charging. Its 100W wired charging (international) can fully charge the battery in just 26 minutes, while the iPhone 15 Pro Max takes 30 minutes for a 50% charge. The OnePlus 12 also offers 50W wireless charging, a substantial advantage over the iPhone’s 15W MagSafe/Qi2. While the iPhone has a longer endurance rating (118h), the OnePlus 12’s charging speed minimizes downtime, making it more convenient for users who frequently need to top up their battery.

Buying Guide

Buy the OnePlus 12 if you need exceptionally fast charging (100W wired, 50W wireless), a vibrant display, and are comfortable with Android’s customization options. It’s ideal for power users who frequently drain their battery and want to minimize downtime. Buy the Apple iPhone 15 Pro Max if you prioritize a consistently bright and color-accurate display, seamless iOS integration, and a proven track record of long-term software updates. It’s the best choice for users already within the Apple ecosystem and those valuing a polished, user-friendly experience.

Frequently Asked Questions

❓ Does the OnePlus 12’s 100W charging degrade the battery faster than the iPhone 15 Pro Max’s slower charging?
While faster charging generates more heat, OnePlus employs battery health management algorithms to mitigate degradation. The OnePlus 12’s charging system is designed to optimize charging speed while minimizing long-term battery wear. However, the iPhone’s slower charging, while less convenient, may contribute to slightly slower battery degradation over several years of use.
❓ How does the Snapdragon 8 Gen 3 in the OnePlus 12 handle sustained gaming compared to the A17 Pro in the iPhone 15 Pro Max?
The A17 Pro’s 3nm process and advanced thermal management likely give it an edge in sustained gaming performance. While the Snapdragon 8 Gen 3 is powerful, it may experience more thermal throttling during extended gaming sessions. Both phones are capable of running demanding games at high settings, but the iPhone 15 Pro Max is likely to maintain higher frame rates for longer periods.
❓ Is the difference in display brightness between the OnePlus 12 and iPhone 15 Pro Max noticeable in everyday use?
The difference is most noticeable outdoors in direct sunlight, where the iPhone 15 Pro Max’s 1787 nits provide significantly better visibility. Indoors, the OnePlus 12’s 1155 nits is still excellent, but the iPhone’s display offers a more vibrant and immersive experience, especially with HDR content.