Apple Watch Series 1 vs Series 2: Detailed comparison

Published on May 21, 2024

You could say that the world of smartwatches is as vast as it is exciting, and Apple has been a forerunner of this revolution ever since the very beginning. In fact, their first smartwatch dates back to April 2014 — marking the start of a new era for smartwatch lovers across the globe.

2016
2016
Series 1
Series 2
Series 1

That is why we’ve put together this comparison — in the hope to help you make the most informed decision. Whether you are considering an upgrade of your existing watch or looking to get your first one, we will try to clear up any uncertainties about the differences between Series 1 and Series 2.

Recency

Series 1 and Series 2 were both announced by on an the same Apple Special Event event tagged ’See you on the 7th’ on September 7, 2016.

As of 2022, Series 1 has seised its production on September 21, 2018, whereas Series 2 currently remains in production.Series 1 continues to be supported by the latest software updates, whereas Series 2 no nonger receives latest software updates since September 15, 2020.

Discontinued
September 21, 2018
Discontinued
September 12, 2017

Body sizes and materials

Series 1 and Series 2 come in same 38mm or 42mm case case sizes. Apple Watch Series 1 features a new, improved digital crown with haptic feedback which means that you will feel that satisfying ’click’ when scrolling through menu items.

Both watch models offer the same standard aluminium, which, although is the lightest option, tends to get scratches fairly easily. Unique to Series 1 remains shiny stainless steel that is also on a heavier side and premium glossy ceramic option.

38mm or 42mm case
38mm or 42mm case
Aluminum
Aluminum
Stainless steel
Ceramic
Digital crown
Digital crown

Display

Newer Series 2 watch model comes with an improved Second-generation Retina OLED display technology, compared to last model. It’s important to note that the newer Series 2 comes with an additional option of sapphire crystal display on stainless steel and ceramic cases crystal coating.

Sapphire crystal display on stainless steel and ceramic cases
Ion-X glass display
Ion-X glass display on aluminum cases
Retina OLED display
Second-generation Retina OLED display
450 nits
1000 nits
Force Touch
Force Touch
326 dpi
326 dpi
1.337″ on 38 mm model, 1.533″ on 42 mm model
1.337″ on 38 mm model, 1.533″ on 42 mm model
Ambient light sensor
Ambient light sensor

Resistance

Up to 1 meter splash resistant (IPX7)
Water resistant to 50 meters (ISO 22810:2010)
Composite plastic back
Ceramic back

Sensors

Optical Pulse Sensor
Optical Pulse Sensor
Up to 16 g-forces accelerometer
Up to 16 g-forces accelerometer
Gyroscope
Gyroscope
Speaker and mic
Speaker and mic

Safety and Emergency

High and low heart rate notifications
High and low heart rate notifications

Connectivity

Bluetooth 4.0
Bluetooth 4.0
NFC
NFC
ApplePay
ApplePay
802.11 b/g/n 2.4GHz
802.11 b/g/n 2.4GHz
GPS and GLONASS

Battery and charging

It’s been a while since Apple changed something in terms of battery life, and both watches offer up to 18h advertised run time.

Built-in rechargeable lithium-ion battery
Built-in rechargeable lithium-ion battery
Up to 18 hours run time
Up to 18 hours run time
Plastic magnetic charger
Plastic magnetic charger
USB-A charger connector
USB-A charger connector

System-on-Chip

Series 2 is powered by an S2-branded chip.

Series 1 uses the Apple S2 SoC.

Apple S1P
Apple S2
CPU
32-bit dual-core
32-bit dual-core
Semiconductor technology
28 nm
16nm
Instruction set
ARMv7k
ARMv7k
Frequency
520 MHz
780 MHz
DRAM capacity
512 MB
512 MB
DRAM type
LPDDR3
LPDDR3
Storage capacity
8GB capacity
8GB capacity
GPU
PowerVR G6200
PowerVR G6200
GPU technology
PowerVR Series 6 'Rogue'
PowerVR Series 6 'Rogue'

NeatCompare overall relative score

Baseline
100%
Minor improvement
115%

Price comparison

Information sources: apple.com, wikipedia.org. Product photos are copyright Apple, Inc.

Disclaimer: we always try to source product specification information from official sources, such as apple.com website, but sometimes it is impossible to verify all data that we find from public sources. Also, some products come in various versions and it's difficult to backtrack which version or region has which finctions available. So Please note that we are not responsible for any errors, on this page. All information is provided 'as is' with no guarantees whatsoever.

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