BeastCompare

iPhone 17 Pro Max vs OPPO K15s: Which One Should You Buy?

iPhone 17 Pro Max edges ahead with a BeastScore of 84.5/100 — but the right choice depends on what matters to you.

Head-to-head
Comparing 2 devicesSwipe ⇄
Apple · 2025

iPhone 17 Pro Max

iPhone 17 Pro Max
85/ 100
Launch price$1,199
Oppo · 2026

OPPO K15s

OPPO K15s
84/ 100
Launch pricePrice on request
Head-to-head

iPhone 17 Pro Max wins 3 of 6 categories

Here's exactly where each phone is stronger.

iPhone 17 Pro Max
iPhone 17 Pro Max
3 wins
OPPO K15s
OPPO K15s
2 wins
At a glance

Bigger shape = better phone.

SpeedCameraSelfieBatteryDisplaySecurity
iPhone 17 Pro MaxOPPO K15s
Category winners

Scores out of 100. "From specs" scores compare only the specs both phones list. How we score

  • Speedfrom specsiPhone 17 Pro Max
    96
    57
  • Camerafrom specsOPPO K15s
    77
    83
  • VideoNot enough data
  • SelfieiPhone 17 Pro Max
    76
    40
  • Batteryfrom specsOPPO K15s
    61
    84
  • Displayfrom specsiPhone 17 Pro Max
    94
    79
  • ConnectivityNot enough data
  • SecurityTie
    100
    100
  • ValueNot enough data
Key differences
  • OPPO K15s has the bigger battery8,000 mAh vs 5,088 mAh
  • OPPO K15s charges faster45W vs 40W
  • OPPO K15s has a sharper main camera50 MP vs 48 MP
  • iPhone 17 Pro Max has the bigger screen6.9" vs 6.57"
  • OPPO K15s is lighter205 g vs 233 g
  • iPhone 17 Pro Max has a sharper selfie camera18 MP vs 8 MP
  • iPhone 17 Pro Max has more RAM12 GB vs 8 GB
  • iPhone 17 Pro Max has the faster chipApple A19 Pro vs MediaTek Dimensity 6360 Max
See all specs ↓

Why buy each phone

Swipe ⇄
Reasons to buy iPhone 17 Pro Max
  • ✓48 MP main camera
  • ✓6.9" display at 120 Hz
Reasons to buy OPPO K15s
  • ✓28 g lighter (205 g vs 233 g), easier to hold
  • ✓Bigger 8,000 mAh battery (+2,912 mAh)
  • ✓50 MP main camera

Full specifications

Swipe ⇄
SpecificationiPhone 17 Pro MaxOPPO K15s
1. Display & Screen🏆 iPhone 17 Pro Max Wins Display
Screen typeLTPO Super Retina XDR OLEDAMOLED
Screen Size6.9"6.57"
Resolution & Density2868x1320 (460 ppi)1080x2372
Refresh Rate120 Hz ProMotion120 Hz
Brightness3,000 nits peak1,400 nits peak
Screen ProtectionNot listedNot listed
2. Platform & Performance🏆 iPhone 17 Pro Max Wins Performance
Chipset / ProcessorApple A19 Pro (3nm)MediaTek Dimensity 6360 Max
CPU CoresNot listedNot listed
GPU GraphicsApple GPU (6-core)Not listed
Operating SystemiOS 26Android 16
3. Memory & Storage
RAM Memory12 GB LPDDR8 GB LPDDR
Internal Storage256GB / 512GB / 1024GB / 2048GB128/256 GB
Storage SpeedNot listedNot listed
Card SlotNoNo
4. Main Camera Optics🏆 OPPO K15s Wins Camera
Primary Camera48 MP, f/1.78, OIS, Fusion 48MP50 MP
Telephoto Zoom48 MP (8x optical zoom), f/2.8, OISNone (digital zoom only)
Ultrawide Camera48 MP, f/2.2N/A
LiDAR / DepthNoneNone
5. Video
Main Camera Video
Not listed
Not listed
Front Video
Not listed
Not listed
6. Selfie Camera
Selfie Lens18 MP, f/1.98 MP
7. Body & Dimensions🏆 OPPO K15s Lightest Chassis
Dimensions163.4 x 78 x 8.75 mm159.1 x 75.8 x 8.8 mm
Weight233 g205 g
Build MaterialsNot listedNot listed
SIM TypeNot listedNot listed
Water ResistanceIP68IP68/IP69K
8. Battery & Charging🏆 OPPO K15s Wins Battery
Battery Capacity5,088 mAh8,000 mAh
Wired Fast Charging40W wired fast charging45W
Wireless Charging25W wireless chargingNot listed
Reverse ChargingNot listedNot listed
9. Sound & Audio
LoudspeakerNot listedNot listed
3.5mm Headphone JackNoNo
10. Connectivity
Wi-Fi StandardWi-Fi 7Not listed
Bluetooth6.0Not listed
USB Port & SpeedUSB-C 3.0Not listed
NFCYes (contactless payment)Yes
11. Sensors & Security
SensorsNot listedNot listed
Satellite FeaturesNot listedNot listed
12. Colors & Overview
ColorsNot listedNot listed
Launch Price$1,199Price on request
Our verdict

iPhone 17 Pro Max wins — BeastScore 84.5/100

The iPhone 17 Pro Max is the better pick for most people thanks to its bigger screen (6.9" vs 6.57") and sharper selfie camera (18 MP vs 8 MP). The OPPO K15s is worth a look if you prefer its bigger battery (8,000 mAh vs 5,088 mAh).

Buy iPhone 17 Pro Max if you want

Optical telephoto zoom (1 telephoto lens) · Brighter screen: 3,000 nits vs 1,400 nits

Buy OPPO K15s if you want

Larger battery: 8,000 mAh vs 5,088 mAh · Lighter: 205 g vs 233 g (28 g less)

Common questions

Which is better: iPhone 17 Pro Max or OPPO K15s?

The iPhone 17 Pro Max is the better pick for most people thanks to its bigger screen (6.9" vs 6.57") and sharper selfie camera (18 MP vs 8 MP). The OPPO K15s is worth a look if you prefer its bigger battery (8,000 mAh vs 5,088 mAh). BeastScore: iPhone 17 Pro Max 84.5/100, OPPO K15s 84.0/100.

What are the main battery and display differences between iPhone 17 Pro Max and OPPO K15s?

iPhone 17 Pro Max has a 6.9-inch display and 5088 mAh battery. OPPO K15s has a 6.57-inch display and 8000 mAh battery.

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