iPhone 15 Pro Max vs. Galaxy S23: A Deep Dive into Flagship Performance

The Samsung Galaxy S23, now facing price adjustments, presents a compelling alternative to Apple’s newly released iPhone 15 Pro Max. This comparison dissects the core differences between these two titans, focusing on real-world performance, battery endurance, and camera capabilities to determine which device delivers the best experience for your needs.
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🏆 Quick Verdict

For the average user prioritizing longevity and a refined ecosystem, the iPhone 15 Pro Max emerges as the winner. Its significantly longer battery life (16:01h active use vs 11:27h) and the efficiency of the A17 Pro chip outweigh the S23’s strengths, despite the S23’s competitive price.

PHONES
Phone Names Samsung Galaxy S23 Apple iPhone 15 Pro Max
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - 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, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - 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 (up to 7CA), 5GHSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 1, 7, 25, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA-
Launch
Announced2023, February 012023, September 12
StatusAvailable. Released 2023, February 17Available. Released 2023, September 22
Body
BuildGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frameGlass front, glass back, titanium frame (grade 5)
Dimensions146.3 x 70.9 x 7.6 mm (5.76 x 2.79 x 0.30 in)159.9 x 76.7 x 8.3 mm (6.30 x 3.02 x 0.33 in)
SIM· Nano-SIM + eSIM· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· 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)
Weight168 g (5.93 oz)221 g (7.80 oz)
 IP68 dust/water resistant (up to 1.5m for 30 min) Armor aluminum frame with tougher drop and scratch resistance (advertised)-
Display
ProtectionCorning Gorilla Glass Victus 2Ceramic Shield glass
Resolution1080 x 2340 pixels, 19.5:9 ratio (~425 ppi density)1290 x 2796 pixels, 19.5:9 ratio (~460 ppi density)
Size6.1 inches, 90.1 cm2 (~86.8% screen-to-body ratio)6.7 inches, 110.2 cm2 (~89.8% screen-to-body ratio)
TypeDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)LTPO Super Retina XDR OLED, 120Hz, HDR10, Dolby Vision, 1000 nits (typ), 2000 nits (HBM)
 Always-on display-
Platform
CPUOcta-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Hexa-core (2x3.78 GHz + 4x2.11 GHz)
ChipsetQualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)Apple A17 Pro (3 nm)
GPUAdreno 740Apple GPU (6-core graphics)
OSAndroid 13, up to 4 major Android upgrades, One UI 8iOS 17, upgradable to iOS 26.1
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM256GB 8GB RAM, 512GB 8GB RAM, 1TB 8GB RAM
 UFS 3.1 - 128GB only UFS 4.0-
Main Camera
FeaturesLED flash, auto-HDR, panoramaDual-LED dual-tone flash, HDR (photo/panorama)
Single12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF-
Triple50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video48 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@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS4K@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, HDR10+HDR, Dolby Vision HDR
Single12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF12 MP, f/1.9, 23mm (wide), 1/3.6", 1.0µm, PDAF, OIS SL 3D, (depth/biometrics sensor)
Video4K@30/60fps, 1080p@30fps4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS
Sound
3.5mm jack No-
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 32-bit/384kHz audio Tuned by AKG-
Comms
Bluetooth5.3, A2DP, LE5.3, A2DP, LE
NFCYesYes
PositioningGPS, GLONASS, BDS, GALILEOGPS (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, tri-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, hotspot
Features
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometerFace ID, accelerometer, gyro, proximity, compass, barometer
 Samsung DeX, Samsung Wireless DeX (desktop experience support) Bixby natural language commands and dictation Samsung Pay (Visa, MasterCard certified)-
Battery
Charging25W wired, PD3.0, 50% in 30 min 15W wireless (Qi) 4.5W reverse wirelessWired, PD2.0, 50% in 30 min 15W wireless (MagSafe) 15W wireless (Qi2) - requires iOS 17.2 update 4.5W reverse wired
TypeLi-Ion 3900 mAhLi-Ion 4441 mAh
Misc
ColorsPhantom Black, Cream, Green, Lavender, Graphite, LimeBlack Titanium, White Titanium, Blue Titanium, Natural Titanium
ModelsSM-S911B, SM-S911B/DS, SM-S911U, SM-S911U1, SM-S911W, SM-S911N, SM-S9110, SM-S911E, SM-S911E/DSA2849, A3105, A3106, A3108, iPhone16,2
Price$ 237.95 / C$ 336.75 / £ 255.00 / € 322.41 / ₹ 49,990€ 758.79 / $ 579.87 / £ 628.29
SAR0.95 W/kg (head)     0.88 W/kg (body)1.07 W/kg (head)     1.11 W/kg (body)
SAR EU0.96 W/kg (head)     1.30 W/kg (body)0.98 W/kg (head)     0.98 W/kg (body)
Tests
Battery life Endurance rating 101h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -27.0 LUFS (Good) -
Performance AnTuTu: 1231075 (v9) GeekBench: 4950 (v5.1) GFXBench: 110fps (ES 3.1 onscreen)-

Samsung Galaxy S23

  • More affordable price point
  • Android’s customization options
  • Compact form factor

  • Shorter battery life
  • Less powerful processor
  • Lower peak display brightness

Apple iPhone 15 Pro Max

  • Exceptional battery life
  • Industry-leading processor performance
  • Brighter, more vibrant display

  • Higher price
  • iOS ecosystem lock-in
  • Less customization options

Display Comparison

The iPhone 15 Pro Max boasts a significantly brighter display, reaching 1787 nits measured, compared to the Galaxy S23’s 1198 nits. This translates to superior visibility in direct sunlight. Both displays feature an infinite (nominal) contrast ratio, but the iPhone’s higher peak brightness is a clear advantage. While both are excellent, the iPhone’s display is demonstrably superior for outdoor use and HDR content consumption. The iPhone 15 Pro Max also benefits from the latest Qi2 wireless charging standard (with iOS 17.2), offering potentially faster and more efficient wireless charging.

Camera Comparison

Both phones excel in photography and videography, but approach image processing differently. While detailed sensor information is missing for the S23, Samsung typically emphasizes vibrant, saturated colors. The iPhone 15 Pro Max, leveraging Apple’s computational photography, aims for more natural, true-to-life tones. Both offer excellent video capabilities, but the iPhone’s ProRes video recording provides professional-grade options. The absence of detailed camera specs for the S23 makes a direct sensor comparison difficult, but the iPhone’s advanced image processing pipeline and ProRes support give it an edge for serious content creators.

Performance

Apple’s A17 Pro, fabricated on a 3nm process, represents a significant leap in efficiency compared to the Galaxy S23’s 4nm Snapdragon 8 Gen 2. While the Snapdragon 8 Gen 2 is a powerhouse with its Octa-core configuration (1x3.36 GHz Cortex-X3, etc.), the A17 Pro’s hexa-core design (2x3.78 GHz + 4x2.11 GHz) delivers superior single-core performance, crucial for responsiveness and app launch speeds. The A17 Pro’s neural engine also provides a substantial advantage in machine learning tasks. The Snapdragon 8 Gen 2’s thermal efficiency is good, but the A17 Pro’s 3nm node allows for sustained performance with less throttling under heavy load.

Battery Life

The iPhone 15 Pro Max dominates in battery life, achieving an impressive 16:01h of active use compared to the Galaxy S23’s 11:27h. This translates to a nearly 50% increase in real-world usage. While both phones support 50% charging in 30 minutes, the iPhone’s superior endurance rating of 118h versus the S23’s 101h highlights its efficiency. Both offer 15W wireless charging, but the iPhone’s adoption of Qi2 offers future-proofing and potential improvements in wireless charging speed and reliability.

Buying Guide

Buy the Samsung Galaxy S23 if you need a more compact flagship experience, prefer the Android operating system’s customization options, and value a potentially lower price point. Buy the Apple iPhone 15 Pro Max if you prioritize all-day battery life, seamless integration within the Apple ecosystem, and cutting-edge processing power for demanding tasks like video editing and gaming.

Frequently Asked Questions

❓ Does the Snapdragon 8 Gen 2 in the Galaxy S23 experience significant thermal throttling during extended gaming sessions?
While the Snapdragon 8 Gen 2 is a capable chip, its 4nm process is more prone to thermal throttling than the iPhone 15 Pro Max’s A17 Pro on 3nm, especially during prolonged, graphically intensive gaming. Users may experience frame rate drops after extended play, whereas the iPhone 15 Pro Max is likely to maintain higher sustained performance.
❓ How does the iPhone 15 Pro Max’s adoption of Qi2 wireless charging benefit users?
Qi2, the latest wireless charging standard, offers improved alignment and efficiency compared to older Qi standards. This means faster and more reliable wireless charging, and potentially reduced heat generation. The iPhone 15 Pro Max is among the first devices to fully support Qi2, offering a future-proof wireless charging experience.
❓ Is the difference in battery life between the two phones noticeable in everyday use?
Absolutely. The iPhone 15 Pro Max’s nearly 50% longer active use time translates to a tangible difference in daily usage. Users can expect to comfortably get through a full day of heavy use without needing to recharge, whereas the Galaxy S23 may require a top-up in the late afternoon or evening.