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iPhone 11 Pro Max vs iPhone 6S

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iPhone 11 Pro Max

Starting at

£215.40£749.00 new
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iPhone 6S

Starting at

£32.09£149.00 new
See options
(560 reviews)
(507 reviews)

What's the difference between the iPhone 11 Pro Max and iPhone 6S?

iPhone 11 Pro Max vs 6S comes down to the chipset, RAM and battery. Refurbished, the iPhone 6S starts at £32.09, £183.31 less than the iPhone 11 Pro Max. The iPhone 11 Pro Max is the newer model, released in 2019.

Refurbished from

£215.40£32.09

Chipset

Apple A13 BionicApple A9 APL0898

RAM

4 GB2 GB

Battery

3969 mAh1715 mAh

Screen size

6.5 inch4.7 inch

Screen type

Super Retina XDR OLEDIPS LCD
  • Chipset: Apple A13 Bionic on the iPhone 11 Pro Max, Apple A9 APL0898 on the iPhone 6S.
  • The iPhone 11 Pro Max has more RAM: 4 GB vs 2 GB.
  • The iPhone 11 Pro Max has a bigger battery: 3969 mAh vs 1715 mAh.

iPhone 11 Pro Max vs iPhone 6S specs

The iPhone 11 Pro Max and iPhone 6S cater to different needs based on their specifications. The iPhone 11 Pro Max offers a larger, higher resolution OLED screen, more RAM, and a triple main camera setup, making it suited for users who want a device for demanding apps, detailed photography, and media consumption. The iPhone 6S has a smaller screen and simpler camera but is lighter and includes a 3.5mm headphone jack. Storage options for the 6S start smaller, fitting everyday users seeking a more straightforward, compact phone with familiar features like a physical SIM card only.

iPhone 11 Pro Max vs iPhone 6S price

iPhone 11 Pro Max vs iPhone 6S battery life and software updates

Durability covers battery capacity and software support. These impact how long the device lasts on a charge and how current the operating system remains.

Battery Capacity

The iPhone 11 Pro Max has a 3969 mAh battery, which provides more power capacity than the 1715 mAh battery in the iPhone 6S. This larger battery is likely to offer longer use between charges, especially for those using power-intensive apps or media. The iPhone 6S battery suits users with lighter daily routines or shorter screen-on time.

Battery

3969 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

20192015

iPhone 11 Pro Max vs iPhone 6S performance

Performance depends on chipset, RAM, and storage options. These determine how smoothly apps run and how much data and media you can keep on the device.

Processor and RAM

The iPhone 11 Pro Max uses the Apple A13 Bionic chipset and has 4 GB of RAM, supporting smoother multitasking and handling demanding apps better. The iPhone 6S has the Apple A9 APL0898 chipset with 2 GB RAM, suitable for everyday use and simpler tasks. Users running multiple apps or newer software will notice the iPhone 11 Pro Max's advantage.

Storage Options

The iPhone 11 Pro Max offers storage in 64GB, 256GB, and 512GB, accommodating users with extensive photo libraries, apps, or media. The iPhone 6S comes in 16GB, 32GB, and 64GB, fitting those who need less space or prefer a lower upfront cost.

Chipset

Apple A13 BionicApple A9 APL0898

RAM

4 GB2 GB

iPhone 11 Pro Max vs iPhone 6S screen

Screen quality affects viewing experience for videos, reading, and everyday use. Size, resolution, and panel type shape how sharp and vivid the display appears.

Screen Size and Resolution

The iPhone 11 Pro Max features a 6.5 inch screen with a resolution of 1242 x 2688, offering more room and greater detail for watching videos or multitasking. The iPhone 6S has a smaller 4.7 inch screen at 750 x 1334 resolution, which suits users prioritising compactness and easier one-handed use.

Screen Type

The iPhone 11 Pro Max uses a Super Retina XDR OLED screen, which delivers deeper blacks and more vibrant colours. The iPhone 6S has an IPS LCD screen, providing consistent colour and brightness suited to everyday viewing. Those who value sharper contrast and richer colour may prefer the 11 Pro Max.

Refresh rate

60 HzN/A

Resolution

1242 x 2688750 x 1334

Screen size

6.5 inch4.7 inch

Screen type

Super Retina XDR OLEDIPS LCD

iPhone 11 Pro Max vs iPhone 6S camera

Audiovisual features include cameras and front camera resolution. These impact photo quality and video calling experience.

Camera Setup

The iPhone 11 Pro Max has a triple main camera system, giving more versatility for different styles of photography. The iPhone 6S has a single main camera. Both have a 12 megapixel main camera, but the 11 Pro Max's multiple lenses suit users who want varied photo options.

Front Camera

The iPhone 11 Pro Max has a 12 megapixel front camera, capturing more detail in selfies and video calls. The iPhone 6S features a 5 megapixel front camera, which works well for basic video calls and photos.

Camera type

Triple (3x)Single (1x)

Front camera

12 megapixels5 megapixels

Main camera

12 megapixels12 megapixels

iPhone 11 Pro Max vs iPhone 6S size and design

Other differences include connectors, SIM options, size, weight, and network compatibility. These affect everyday convenience and compatibility with accessories.

Connectors and SIM

The iPhone 11 Pro Max uses a Lightning connector and supports both a physical SIM and an eSIM. The iPhone 6S uses a Lightning connector and includes a 3.5mm headphone jack, which suits users who prefer wired headphones without adapters. It supports a physical SIM only.

Size and Weight

The iPhone 11 Pro Max measures 158 mm by 77.8 mm and weighs 226 g, making it larger and heavier, suitable for those who prefer a bigger device. The iPhone 6S is smaller at 138.3 mm by 67.1 mm and lighter at 143 g, fitting users who want a more compact and lightweight phone.

Network Compatibility

Both devices support 4G networks and are unlocked, offering flexibility in carrier choice.

Carrier compatibility

UnlockedUnlocked

Connector

LightningLightning + Jack 3.5mm

Depth

8.1 mm7.1 mm

Height

158 mm138.3 mm

Mobile network

4G4G

Release date

20 September 201925 September 2015

SD card slot

NoNo

SIM card

Physical SIM + eSIMPhysical SIM

Weight

226 g143 g

Width

77.8 mm67.1 mm

iPhone 11 Pro Max or iPhone 6S: which should you buy?

Buy the iPhone 11 Pro Max if

  • you want more RAM (4 GB vs 2 GB)
  • you want a bigger battery (3969 mAh vs 1715 mAh)
  • you want a bigger screen (6.5 inch vs 4.7 inch)

Buy the iPhone 6S if

  • you want to spend less: it starts at £32.09, £183.31 less than the iPhone 11 Pro Max
  • you want a lighter build (143 g vs 226 g)
  • you want a headphone jack

What our customers say

Customers of the iPhone 11 Pro Max appreciate its condition and performance. Many say the phone looks like new and works well, with battery life that can last a couple of days. Users mention satisfaction with the screen and camera quality, and some highlight the phone's size and colour as positives. A few note battery health concerns or heating during use but overall the phone meets expectations for a refurbished device suitable for varied and demanding use.

For the iPhone 6S customers appreciate its condition and straightforward usability. Many say it looks like new and suits simple daily tasks well. The lighter weight and compact size are often mentioned positively. Battery health can vary with some users noting replacements or issues but the phone generally satisfies those wanting a reliable and uncomplicated device. The camera and screen are seen as good for everyday use.

The iPhone 11 Pro Max is well suited to buyers wanting a larger screen, better multitasking, and versatile photography. The iPhone 6S fits those who prefer a smaller, lighter phone with essential features and simpler use.

iPhone 11 Pro Max vs iPhone 6S FAQs

iPhone 11 Pro Max vs 6S comes down to the chipset, RAM and battery. Chipset: Apple A13 Bionic on the iPhone 11 Pro Max, Apple A9 APL0898 on the iPhone 6S. The iPhone 11 Pro Max has more RAM: 4 GB vs 2 GB.

The iPhone 6S is cheaper refurbished, from £32.09 compared with £215.40 for the iPhone 11 Pro Max.

The iPhone 11 Pro Max has a bigger battery: 3969 mAh vs 1715 mAh.

Both have the same main camera: 12 megapixels.

The iPhone 11 Pro Max 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 11 Pro Max adds more RAM (4 GB vs 2 GB), a bigger battery (3969 mAh vs 1715 mAh) and a bigger screen (6.5 inch vs 4.7 inch). Refurbished, it costs £183.31 more (from £215.40 vs £32.09).

Refurbished, the iPhone 11 Pro Max comes in 64GB, 256GB and 512GB, and the iPhone 6S in 16GB, 32GB and 64GB.

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