iPhone 6s Plus vs iPhone 8: A Detailed Comparison

Apple's iPhone lineup has evolved significantly over the years. The iPhone 6s Plus, a classic, offered a large screen and capable camera, while the iPhone 8 brought modern features like wireless charging and a faster processor. Let's dive into a head-to-head comparison to see which phone holds up best today.
Phones Images

🏆 Quick Verdict

The iPhone 8 is the clear winner. While the 6s Plus boasts impressive battery endurance, the iPhone 8's significantly faster processor, improved camera, wireless charging, and brighter display make it a more compelling choice for most users, especially considering its age.

PHONES
Phone Names Apple iPhone 6s Plus Apple iPhone 8
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700 / 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, 29, 30 - A16331, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66
SpeedHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 MbpsHSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps, EV-DO Rev.A 3.1 Mbps
TechnologyGSM / CDMA / HSPA / EVDO / LTEGSM / HSPA / LTE
 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1634-
Launch
Announced2015, September 09. Released 2015, September 252017, September 12. Released 2017, September 22
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Corning-made glass), aluminum back, aluminum frameGlass front (Corning-made glass), glass back (Corning-made glass), aluminum frame
Dimensions158.2 x 77.9 x 7.3 mm (6.23 x 3.07 x 0.29 in)138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in)
SIMNano-SIMNano-SIM
Weight192 g (6.77 oz)148 g (5.22 oz)
 Apple Pay (Visa, MasterCard, AMEX certified)IP67 dust/water resistant (up to 1m for 30 mins) Apple Pay (Visa, MasterCard, AMEX certified)
Display
ProtectionIon-strengthened glass, oleophobic coatingIon-strengthened glass
Resolution1080 x 1920 pixels, 16:9 ratio (~401 ppi density)750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size5.5 inches, 83.4 cm2 (~67.7% screen-to-body ratio)4.7 inches, 60.9 cm2 (~65.4% screen-to-body ratio)
TypeIPS LCDRetina IPS LCD, 625 nits (typ)
 3D Touch display3D Touch display & home button
Platform
CPUDual-core 1.84 GHz TwisterHexa-core (2x Monsoon + 4x Mistral)
ChipsetApple A9 (14/16 nm - maker dependant)Apple A11 Bionic (10 nm)
GPUPowerVR GT7600 (six-core graphics)Apple GPU (three-core graphics)
OSiOS 9, upgradable to iOS 15.8.5iOS 11, up to iOS 16.7.12
Memory
Card slotNoNo
Internal16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM64GB 2GB RAM, 128GB 2GB RAM, 256GB 2GB RAM
 NVMeNVMe
Main Camera
FeaturesDual-LED dual-tone flash, HDRQuad-LED dual-tone flash, HDR
Single12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF, OIS12 MP, f/1.8, 28mm (wide), PDAF, OIS
Video4K@30fps, 1080p@60fps, 1080p@120fps, 720p@240fps4K@24/30/60fps, 1080p@30/60/120/240fps
Selfie camera
FeaturesFace detection, HDR, panoramaFace detection, HDR, panorama
Single5 MP, f/2.2, 31mm (standard)7 MP, f/2.2
Video720p@30fps1080p@30fps
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
 16-bit/44.1kHz audio -
Comms
Bluetooth4.2, A2DP, LE5.0, A2DP, LE
NFCYes (Apple Pay only)Yes
PositioningGPS, GLONASS, GALILEO, QZSSGPS, GLONASS, GALILEO, QZSS
RadioNoNo
USBLightning, USB 2.0Lightning, USB 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Features
SensorsFingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometerFingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Battery
Charging-15W wired, PD2.0, 50% in 30 min Wireless (Qi)
Stand-byUp to 384 h (3G)-
Talk timeUp to 24 h (3G)Up to 14 h (3G)
TypeLi-Ion 2750 mAh, non-removable (10.45 Wh)Li-Ion 1821 mAh, non-removable (6.96 Wh)
Misc
ColorsSpace Gray, Silver, Gold, Rose GoldSilver, Space Gray, Gold, Red
ModelsA1634, A1687, A1690, A1699, iPhone8,2A1863, A1905, A1906, A1907, iPhone10,1, iPhone10,4
PriceAbout 240 EURAbout 210 EUR
SAR1.12 W/kg (head)     1.14 W/kg (body)1.32 W/kg (head)     1.36 W/kg (body)
SAR EU0.93 W/kg (head)     0.98 W/kg (body)1.19 W/kg (head)     1.17 W/kg (body)
Tests
Audio quality Noise -93.4dB / Crosstalk -71.1dB Noise -93.5dB / Crosstalk -80.4dB
Battery life Endurance rating 85h Endurance rating 66h
Camera Photo / Video Photo / Video
Display Contrast ratio: 1382:1 (nominal), 3.530 (sunlight) Contrast ratio: 1395:1 (nominal), 3.957 (sunlight)
Loudspeaker Voice 65dB / Noise 65dB / Ring 64dB Voice 71dB / Noise 77dB / Ring 80dB
Performance Basemark OS II 2.0: 2261 AnTuTu: 237594 (v7) GeekBench: 10214 (v4.4) GFXBench: 20fps (ES 3.1 onscreen)

Apple iPhone 6s Plus

  • Excellent battery life (on paper)
  • Large screen
  • Relatively affordable (used)

  • Outdated processor
  • Slower charging
  • Older camera technology
  • No wireless charging

Apple iPhone 8

  • Faster processor (A11 Bionic)
  • Improved camera
  • Wireless charging (Qi)
  • Brighter display
  • Modern design

  • Shorter battery life (on paper)
  • Older model
  • Can be more expensive (used)

Display Comparison

The iPhone 8 features a brighter display with a slightly better sunlight readability (3.957 vs 3.530) and a similar nominal contrast ratio (1395:1 vs 1382:1). While both displays are good, the 8's improved brightness offers a more pleasant viewing experience, especially outdoors. The iPhone 8 also has True Tone technology, automatically adjusting the display's color temperature to match ambient lighting.

Camera Comparison

The iPhone 8's camera offers improved image quality, particularly in low-light conditions. It features a wider aperture and improved image processing, resulting in sharper, more detailed photos and videos. While both phones offer Photo/Video capabilities, the 8's advancements are noticeable.

Performance

The A11 Bionic chip in the iPhone 8 is a massive upgrade over the A9 in the 6s Plus. Expect significantly faster app loading times, smoother multitasking, and better performance in demanding games. The iPhone 8's hexa-core design provides a substantial boost in processing power.

Battery Life

The iPhone 6s Plus surprisingly holds a slight edge in endurance rating (85h vs 66h), but this is an old measurement and real-world usage will vary. The iPhone 8 supports faster 15W wired charging and wireless charging (Qi), offering greater convenience.

Buying Guide

Who should buy the iPhone 6s Plus? Budget-conscious users who prioritize battery life and a large screen might find value in a used 6s Plus. Who should buy the iPhone 8? Anyone seeking a faster, more modern iPhone experience with wireless charging and a better camera, even if it's a slightly older model.

Frequently Asked Questions

❓ Is the iPhone 6s Plus still worth buying?
Only if you're on a very tight budget and prioritize battery life above all else. Otherwise, the iPhone 8 offers a much better overall experience.
❓ Which iPhone has the better processor?
The iPhone 8's A11 Bionic chip is significantly faster and more powerful than the iPhone 6s Plus's A9 chip.
❓ Does the iPhone 8 support wireless charging?
Yes, the iPhone 8 supports Qi wireless charging.