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iPhone 14 Pro vs iPhone 6S

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iPhone 14 Pro

Starting at

£426.31£1,099.00 new
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iPhone 6S

Starting at

£32.09£149.00 new
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(680 reviews)
(507 reviews)

What's the difference between the iPhone 14 Pro and iPhone 6S?

iPhone 14 Pro vs 6S comes down to the chipset, RAM and battery. Refurbished, the iPhone 6S starts at £32.09, £394.22 less than the iPhone 14 Pro. The iPhone 14 Pro is the newer model, released in 2022.

Refurbished from

£426.31£32.09

Chipset

Apple A16 Bionic (4 nm)Apple A9 APL0898

RAM

6 GB2 GB

Battery

3200 mAh1715 mAh

Screen size

6.1 inch4.7 inch

Screen type

LTPO Super Retina XDR OLEDIPS LCD
  • Chipset: Apple A16 Bionic (4 nm) on the iPhone 14 Pro, Apple A9 APL0898 on the iPhone 6S.
  • The iPhone 14 Pro has more RAM: 6 GB vs 2 GB.
  • The iPhone 14 Pro has a bigger battery: 3200 mAh vs 1715 mAh.

iPhone 14 Pro vs iPhone 6S specs

The iPhone 14 Pro and iPhone 6S differ in performance, screen quality, and features suited to different users. The iPhone 14 Pro offers a larger, higher resolution OLED screen, more RAM, a more powerful chipset, and higher megapixel cameras, which benefit those who want advanced photography, smooth multitasking, and a premium display. The iPhone 6S, with a smaller screen and simpler specs, suits buyers looking for a straightforward device for everyday use. It includes a 3.5mm headphone jack and uses a physical SIM card, which some may find convenient. Both phones are unlocked and use the Lightning connector.

iPhone 14 Pro vs iPhone 6S price

iPhone 14 Pro vs iPhone 6S battery life and software updates

Durability covers battery, software updates, and basic device design. The iPhone 14 Pro and iPhone 6S differ in battery capacity and software compatibility, affecting daily use and longevity.

Battery Capacity

The iPhone 14 Pro has a 3200 mAh battery which suits users needing longer usage between charges. The iPhone 6S has a 1715 mAh battery, fitting those who use their phone less intensively or prefer simpler daily use.

Battery

3200 mAh1715 mAh

Foldable

NoNo

Ip rating

IP68N/A

Software updates

Supported, up to iOS 27Ended Mar 2025, last iOS 15

Wireless charging

YesN/A

Year of release

20222015

iPhone 14 Pro vs iPhone 6S performance

Performance is shaped by chipset, RAM, and storage options. These factors influence multitasking, app speed, and storage capacity for different user needs.

Chipset and RAM

The iPhone 14 Pro uses an Apple A16 Bionic chipset paired with 6 GB RAM, making it well suited for demanding apps and multitasking. The iPhone 6S has an Apple A9 APL0898 chipset with 2 GB RAM, which works well for everyday tasks and simpler app use.

Storage Options

The iPhone 14 Pro offers larger storage options from 128GB up to 1TB, ideal for users with lots of photos, videos, or apps. The iPhone 6S storage ranges from 16GB to 64GB, enough for basic needs or lighter media use.

Chipset

Apple A16 Bionic (4 nm)Apple A9 APL0898

RAM

6 GB2 GB

iPhone 14 Pro vs iPhone 6S screen

Screen quality affects viewing comfort and clarity. The screen size, resolution, and display type on each device suit different viewing preferences and uses.

Screen Size and Resolution

The iPhone 14 Pro has a 6.1 inch screen with 1179 x 2556 resolution, offering a spacious and sharp display for video, gaming, and reading. The iPhone 6S features a 4.7 inch screen at 750 x 1334 resolution, which suits users who prefer a compact screen for simpler viewing.

Screen Type

The iPhone 14 Pro uses an LTPO Super Retina XDR OLED screen, delivering vibrant colours and deep blacks, suitable for media and detailed visuals. The iPhone 6S has an IPS LCD screen, which provides clear and consistent colour for everyday use.

Refresh rate

120 HzN/A

Resolution

1179 x 2556750 x 1334

Screen size

6.1 inch4.7 inch

Screen type

LTPO Super Retina XDR OLEDIPS LCD

iPhone 14 Pro vs iPhone 6S camera

Audiovisual features include cameras and front cameras, affecting photo and video quality and video calling experiences.

Main Camera

The iPhone 14 Pro has a 48 megapixel main camera, capturing more detail and offering advanced photography options. The iPhone 6S has a 12 megapixel main camera, sufficient for casual photography and everyday snaps.

Front Camera

The iPhone 14 Pro features a 12 megapixel front camera, ideal for high-quality selfies and video calls. The iPhone 6S has a 5 megapixel front camera, which works well for simple video calls and self-portraits.

Camera type

N/ASingle (1x)

Front camera

12 megapixels5 megapixels

Main camera

48 megapixels12 megapixels

iPhone 14 Pro vs iPhone 6S size and design

Miscellaneous specs cover network, connectors, size, and other features that influence day-to-day usability and connectivity.

Mobile Network

The iPhone 14 Pro supports 5G networks, suitable for users wanting faster mobile internet where available. The iPhone 6S supports 4G networks, fitting users with basic mobile data needs.

SIM Card Type

The iPhone 14 Pro uses an eSIM, allowing for digital SIM management. The iPhone 6S uses a physical SIM card, which some users find straightforward for swapping between devices.

Connector and Audio

Both devices use the Lightning connector for charging and accessories. The iPhone 6S includes a 3.5mm headphone jack, which suits users who prefer wired headphones without adapters.

Size and Weight

The iPhone 14 Pro measures 147.5 mm in height, 71.5 mm in width, and 7.9 mm in depth, weighing 150 g, offering a larger but still manageable device. The iPhone 6S is smaller at 138.3 mm height, 67.1 mm width, and 7.1 mm depth, weighing 143 g, suited to users who prefer compact phones.

Carrier compatibility

UnlockedUnlocked

Connector

LightningLightning + Jack 3.5mm

Depth

7.9 mm7.1 mm

Height

147.5 mm138.3 mm

Mobile network

5G4G

Release date

16 September 202225 September 2015

SD card slot

NoNo

SIM card

eSIMPhysical SIM

Weight

206 g143 g

Width

71.5 mm67.1 mm

iPhone 14 Pro or iPhone 6S: which should you buy?

Buy the iPhone 14 Pro if

  • you want more RAM (6 GB vs 2 GB)
  • you want a bigger battery (3200 mAh vs 1715 mAh)
  • you want a bigger screen (6.1 inch vs 4.7 inch)

Buy the iPhone 6S if

  • you want to spend less: it starts at £32.09, £394.22 less than the iPhone 14 Pro
  • you want a lighter build (143 g vs 206 g)
  • you want a headphone jack

What our customers say

Customers who chose the iPhone 14 Pro often highlight its condition looking like new, with many noting full or high battery health and no visible scratches. They appreciate the smooth performance, clear display, and good battery life. Some mention buying the phone as a gift or for family members, praising its premium feel and reliability. A few customers chose fair condition models and were happy with the value and quality received.

Buyers of the iPhone 6S say the phone works well for simple, everyday use and is often recommended for family members or as a first smartphone. Many customers report excellent condition units that feel like new and are pleased with the phone's size and ease of use. Battery health varies more in this group but still offers reliable daily performance for lighter needs.

Overall, the iPhone 14 Pro suits those wanting a feature-rich device with strong performance and display quality, while the iPhone 6S suits buyers looking for a smaller, simpler device for everyday tasks or as a lower priced option.

iPhone 14 Pro vs iPhone 6S FAQs

iPhone 14 Pro vs 6S comes down to the chipset, RAM and battery. Chipset: Apple A16 Bionic (4 nm) on the iPhone 14 Pro, Apple A9 APL0898 on the iPhone 6S. The iPhone 14 Pro has more RAM: 6 GB vs 2 GB.

The iPhone 6S is cheaper refurbished, from £32.09 compared with £426.31 for the iPhone 14 Pro.

The iPhone 14 Pro has a bigger battery: 3200 mAh vs 1715 mAh.

The iPhone 14 Pro has a higher-resolution main camera: 48 megapixels vs 12 megapixels.

The iPhone 14 Pro is still supported and can run iOS 27. Updates for the iPhone 6S ended in Mar 2025. Its last version is iOS 15.

The iPhone 14 Pro adds more RAM (6 GB vs 2 GB), a bigger battery (3200 mAh vs 1715 mAh) and a bigger screen (6.1 inch vs 4.7 inch). Refurbished, it costs £394.22 more (from £426.31 vs £32.09).

Refurbished, the iPhone 14 Pro comes in 128GB, 256GB, 512GB and 1TB, and the iPhone 6S in 16GB, 32GB and 64GB.

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