Apple iPhone 4s

  • Memory: 8,16,32,64 GB storage
  • Display: 3.5″ (640 x 960 pixels)
  • Main Camera: 8MP
  • RAM: 512 MB (iOS 5)
  • Battery: 1432mAh (Li-Po)



The iPhone 4S, launched in October 2011, marked a significant milestone in Apple’s smartphone journey. Renowned for its innovative features and sleek design, the iPhone 4S set the stage for future advancements in mobile technology. Let’s explore the detailed specifications that made the iPhone 4S a groundbreaking device in its time.

Specifications of iPhone 4S

The iPhone 4S was an upgraded version of its predecessor, the iPhone 4, featuring enhanced hardware and software capabilities. It introduced Siri, Apple’s voice-activated personal assistant, and came with a host of other improvements that elevated user experience.


The iPhone 4S maintained the iconic design of the iPhone 4, featuring a glass front and back with a stainless steel frame. The device’s build quality was exceptional, offering a premium feel and solid durability.


The iPhone 4S boasted a 3.5-inch Retina display with a resolution of 640 x 960 pixels. This provided a pixel density of 326 PPI, ensuring sharp and vibrant visuals. The screen was protected by Corning Gorilla Glass, adding an extra layer of durability.


Powered by the Apple A5 chip, a dual-core processor, the iPhone 4S delivered impressive performance. It was capable of handling multitasking, gaming, and other intensive applications with ease. The device also featured 512 MB of RAM, which was sufficient for its time.


The iPhone 4S was equipped with an 8-megapixel rear camera, featuring an f/2.4 aperture and LED flash. It offered advanced optics, allowing users to capture high-quality photos and 1080p HD videos. The front-facing VGA camera facilitated video calls and selfies.


Upon its release, the iPhone 4S ran on iOS 5, which brought new features like i-Message, Notification Center, and improved multitasking. The device received several updates over the years, with its final official update being iOS 9.

Internal Storage (ROM)

The iPhone 4S was available in three storage variants: 16 GB, 32 GB, and 64 GB. This allowed users to choose a model that best suited their storage needs, whether for apps, photos, videos, or other data.

Battery Life

The device featured a 1,432 mAh battery, providing up to 8 hours of talk time on 3G and up to 200 hours of standby time. While these numbers might seem modest by today’s standards, they were competitive at the time of its release.

Security Features

The iPhone 4S included several security features, such as passcode protection and the ability to remotely wipe data via Find My iPhone. These features ensured that users’ personal information remained secure.

Comparison with iPhone 4

Compared to the iPhone 4, the iPhone 4S offered significant improvements in performance, camera quality, and software features. The introduction of Siri and the A5 chip were particularly notable upgrades that set the iPhone 4S apart.

Pros and Cons


  • High-quality Retina display
  • Excellent camera performance
  • Introduction of Siri
  • Solid build quality


  • Limited RAM (512 MB)
  • No LTE support
  • Non-expandable storage


The iPhone 4S was a revolutionary device that pushed the boundaries of smartphone technology in its time. With its powerful performance, innovative features, and sleek design, it remains a memorable model in Apple’s illustrious history. Whether you’re reminiscing about the past or exploring vintage tech, the iPhone 4S is a testament to Apple’s commitment to excellence.


Q. Does the iPhone 4S support Siri?

A. Yes, the iPhone 4S was the first iPhone to introduce Siri, Apple’s voice-activated personal assistant. Siri allowed users to perform a variety of tasks, from setting reminders to sending messages, using voice commands, making the device more interactive and user-friendly.

Q. Can the iPhone 4S be updated to the latest iOS version?

A. The iPhone 4S can be updated to iOS 9, which is the latest version it supports.

Q. Is the iPhone 4S compatible with LTE networks?

A. No, the iPhone 4S does not support LTE; it supports 3G connectivity.

Categories: ,
Network Technology GSM / CDMA / HSPA / EVDO
2G bands GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100
CDMA2000 1xEV-DO
Speed HSPA 14.4/5.76 Mbps
Launch Announced 2011, October 04. Released 2011, October 14
Status Discontinued
Body Dimensions 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)
Weight 140 g (4.94 oz)
Build Glass front (Corning-made glass), glass back, stainless steel frame
Scratch-resistant glass back panel
Display Type IPS LCD
Size 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
Resolution 640 x 960 pixels, 3:2 ratio (~330 ppi density)
Protection Corning Gorilla Glass, oleophobic coating
Platform OS iOS 5, upgradable to iOS 9.3.6
Chipset Apple A5 (45 nm)
CPU Dual-core 1.0 GHz Cortex-A9
Memory Card slot No
Internal 8GB 512MB RAM, 16GB 512MB RAM, 32GB 512MB RAM, 64GB 512MB RAM
Main Camera Single 8 MP, f/2.4, 35mm (standard), 1/3.2″, 1.4µm, AF
Features LED flash, panorama, HDR
Video 1080p@30fps
Selfie camera Single VGA, videocalling over Wi-Fi and 3G
Video 480p@30fps
Sound Loudspeaker Yes
3.5mm jack Yes
Comms WLAN Wi-Fi 802.11 b/g/n, hotspot
Bluetooth 4.0, A2DP, LE
Positioning GPS, A-GPS, GLONASS
Radio No
USB 2.0
Features Sensors Accelerometer, gyro, proximity, compass
Battery Type Li-Po 1432 mAh, non-removable (5.3 Wh)
Stand-by Up to 200 h (3G)
Talk time Up to 8 h (3G)
Misc Colors Black, White
Models A1431, A1387, iPhone4,1
SAR 1.18 W/kg (head)     0.98 W/kg (body)
SAR EU 0.99 W/kg (head)     0.99 W/kg (body)
Price 0
Tests Display Contrast ratio: 1261:1 (nominal) / 2.269:1 (sunlight)
Camera Photo / Video
Loudspeaker Voice 65dB / Noise 64dB / Ring 74dB
Audio quality Noise -91.2dB / Crosstalk -93.0dB
Battery (old)

Endurance rating 45h

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