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Apple iPhone 6s

Apple iPhone 6s

Released: September 25, 2015

Price TBA
Display4.7"
Camera12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
RAM2048GB
BatteryLi-Ion 1715 mAh, non-removable (6.91 Wh)

Apple iPhone 6s: A Compact Classic with Timeless Performance The Apple iPhone 6s remains a benchmark for compact smartphone design, targeting users who value a pocket-friendly form factor without sacrificing core performance. Powered by the Apple A9 chip and 2GB of RAM, this device delivers smooth iOS operation even years after its launch. Its 4.7-inch IPS LCD display with 3D Touch introduces a pressure-sensitive interface that was ahead of its time, while the 12MP rear camera capable of 4K video recording ensures you can capture memories in high detail. Built with a unibody aluminum frame and an iconic design, the iPhone 6s offers a premium feel that still resonates today. Display & Interaction: 3D Touch at Your Fingertips Featuring a 4.7-inch Retina HD display with a resolution of 1334x750 pixels and 326 PPI, the iPhone 6s delivers sharp text and vivid colors. The standout feature is 3D Touch, which adds a new dimension to navigation by detecting varying levels of pressure. This allows for quick actions like peeking at emails or previewing links without opening apps. The Ion-strengthened glass with oleophobic coating provides durability and smudge resistance, making everyday use reliable. Camera Capabilities: 4K Video and Detailed Photos The iPhone 6s packs a 12MP rear camera with an f/2.2 aperture, 1.22µm pixels, and phase detection autofocus. It supports 4K video recording at 30fps and slow-motion 1080p at 120fps, offering versatility for casual videographers. The dual-LED dual-tone flash ensures natural-looking skin tones in low light. On the front, a 5MP selfie camera with HDR and panorama modes handles video calls and self-portraits with ease, capturing 720p video at 30fps. Build & Endurance: Premium Metal Design with a Modest Battery Crafted from an aluminum back and frame, the iPhone 6s is both lightweight (143g) and robust. The 7.1mm thin profile fits comfortably in one hand. However, the Li-Ion 1715 mAh battery is one of the smallest in modern terms, delivering up to 14 hours of talk time on 3G. While it lacks fast charging, the device supports standard Lightning charging and offers a standby time of up to 240 hours. The A9 chip’s efficiency helps maximize the limited battery capacity for everyday tasks. Who is this for? / Should you buy it? The Apple iPhone 6s is best suited for users who prioritize a compact, lightweight phone with a premium aluminum build and access to the iOS ecosystem at a budget-friendly price point. Its 3D Touch display and 4K video recording are standout features that still hold up in 2025, even if the battery life and 2GB RAM limit multitasking for heavy apps. If you’re looking for a reliable secondary device, a first smartphone for a teen, or a nostalgia-driven daily driver with basic app support, the iPhone 6s offers solid value for its specifications—especially given its upgradability to iOS 15.8.1.

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Reasons to Buy

  • Compact 4.7-inch display with 3D Touch for intuitive pressure-sensitive controls
  • Premium aluminum unibody design weighing only 143g
  • 12MP rear camera with 4K video recording and slow-motion capabilities
  • Reliable iOS ecosystem with upgradability to iOS 15.8.1
  • Ion-strengthened glass display with oleophobic coating for durability
  • Fingerprint sensor (Touch ID) for secure unlocking

Reasons to Avoid

  • Small 1715 mAh battery limits all-day usage and lacks fast charging
  • 2GB RAM may struggle with multitasking and modern apps
  • No expandable storage (no microSD slot) and non-removable battery
  • Thick bezels and 16:9 display ratio feel dated compared to current designs
  • Discontinued status means limited availability and no official support or warranty

Full Specifications

Network

Technology
GSM / CDMA / HSPA / EVDO / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900, CDMA 800 / 1700 / 1900 / 2100
3G Bands
HSDPA 850 / 900 / 1700 / 1900 / 2100, CDMA2000 1xEV-DO
4G Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29 - A1688, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1687
Speed
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps

Launch

Announced
September 9, 2015
Status
Discontinued

Body

Dimensions
138.3 x 67.1 x 7.1 mm
Weight
143 g
Build
Glass front (Glass front (Corning-made glass)), Back (Aluminum back), Frame (Aluminum frame)
SIM
Nano-SIM

Display

Type
IPS LCD
Size
4.7 inches (~65.6% screen-to-body ratio, 60.9 cm²)
Resolution
1334 x 750 pixels (16:9 ratio) (~326 ppi density)
Brightness
500 nits
Protection
Ion-strengthened glass, oleophobic coating
Other Features
3D Touch

Platform

OS
iOS 9 (Upgradable to iOS 15.8.1)
Chipset
Apple A9 (14/16 nm - maker dependant)
CPU
Dual-core 1.84 GHz Twister
GPU
PowerVR GT7600 (six-core graphics)

Memory

Card slot
No
Internal
16384GB 2048GB RAM, 32768GB 2048GB RAM, 65536GB 2048GB RAM, 131072GB 2048GB RAM

Main Camera

Modules
12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
Features
Dual-LED dual-tone flash, HDR
Video
4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps

Selfie Camera

Modules
5 MP, f/2.2, 31mm (standard)
Features
Face detection, HDR, panorama
Video
720p@30fps

Sound

Loudspeaker
Yes
3.5mm jack
1

Connectivity

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Bluetooth
4.2, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, QZSS
NFC
Yes
Radio
No
USB
Lightning, USB 2.0

Features

Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer

Battery

Type
Li-Ion 1715 mAh, non-removable (6.91 Wh)
Talk time
Up to 14 h (3G)
Stand-by
Up to 240 h (3G)

Misc

Colors
Space Gray, Silver, Gold, Rose Gold
Models
A1633, A1688, A1691, A1700, iPhone8, 1
SAR
1.14 (head) 1.14 (body)
SAR EU
0.87 (head) 0.98 (body)

Tests

Performance
Basemark OS II 2.0: 2195
Display
["Contrast ratio: 1481 (nominal), 3.783 (sunlight)"]
Camera
["Photo \/ Video"]
Loudspeaker
["Voice 66dB \/ Noise 64dB \/ Ring 65dB"]
Audio quality
["Noise -93.8dB \/ Crosstalk -73.2dB"]
Battery (old)
["Endurance rating 62h"]

Apple iPhone 6s Review

Apple iPhone 6s: A Compact Classic with Timeless Performance

The Apple iPhone 6s remains a benchmark for compact smartphone design, targeting users who value a pocket-friendly form factor without sacrificing core performance. Powered by the Apple A9 chip and 2GB of RAM, this device delivers smooth iOS operation even years after its launch. Its 4.7-inch IPS LCD display with 3D Touch introduces a pressure-sensitive interface that was ahead of its time, while the 12MP rear camera capable of 4K video recording ensures you can capture memories in high detail. Built with a unibody aluminum frame and an iconic design, the iPhone 6s offers a premium feel that still resonates today.

Display & Interaction: 3D Touch at Your Fingertips

Featuring a 4.7-inch Retina HD display with a resolution of 1334x750 pixels and 326 PPI, the iPhone 6s delivers sharp text and vivid colors. The standout feature is 3D Touch, which adds a new dimension to navigation by detecting varying levels of pressure. This allows for quick actions like peeking at emails or previewing links without opening apps. The Ion-strengthened glass with oleophobic coating provides durability and smudge resistance, making everyday use reliable.

Camera Capabilities: 4K Video and Detailed Photos

The iPhone 6s packs a 12MP rear camera with an f/2.2 aperture, 1.22µm pixels, and phase detection autofocus. It supports 4K video recording at 30fps and slow-motion 1080p at 120fps, offering versatility for casual videographers. The dual-LED dual-tone flash ensures natural-looking skin tones in low light. On the front, a 5MP selfie camera with HDR and panorama modes handles video calls and self-portraits with ease, capturing 720p video at 30fps.

Build & Endurance: Premium Metal Design with a Modest Battery

Crafted from an aluminum back and frame, the iPhone 6s is both lightweight (143g) and robust. The 7.1mm thin profile fits comfortably in one hand. However, the Li-Ion 1715 mAh battery is one of the smallest in modern terms, delivering up to 14 hours of talk time on 3G. While it lacks fast charging, the device supports standard Lightning charging and offers a standby time of up to 240 hours. The A9 chip’s efficiency helps maximize the limited battery capacity for everyday tasks.

Who is this for? / Should you buy it?

The Apple iPhone 6s is best suited for users who prioritize a compact, lightweight phone with a premium aluminum build and access to the iOS ecosystem at a budget-friendly price point. Its 3D Touch display and 4K video recording are standout features that still hold up in 2025, even if the battery life and 2GB RAM limit multitasking for heavy apps. If you’re looking for a reliable secondary device, a first smartphone for a teen, or a nostalgia-driven daily driver with basic app support, the iPhone 6s offers solid value for its specifications—especially given its upgradability to iOS 15.8.1.

Frequently Asked Questions

The iPhone 6s is powered by the Apple A9 chipset, which features a dual-core 1.84 GHz Twister CPU and a PowerVR GT7600 six-core GPU.

The iPhone 6s has a non-removable 1715 mAh Li-Ion battery. It offers up to 14 hours of talk time on 3G and up to 240 hours of standby time on 3G.

No, the iPhone 6s does not support 5G. It supports GSM, CDMA, HSPA, EVDO, and LTE (4G) networks.

No, the iPhone 6s does not have an IP rating, meaning it is not officially water-resistant or dust-proof.

The rear camera is a 12 MP sensor with f/2.2 aperture, autofocus, dual-LED dual-tone flash, and HDR. It can record 4K video at 30fps, 1080p at 60fps or 120fps, and 720p at 240fps. The front camera is 5 MP with f/2.2 aperture and supports Face detection, HDR, and panorama.

No, the iPhone 6s does not support fast charging. There is no listed fast charging feature; it uses standard charging.

The iPhone 6s comes with 2 GB of RAM and internal storage options of 16 GB, 32 GB, 64 GB, or 128 GB. There is no card slot for expansion.