Apple Watch Gen 1 vs Series 1: Detailed comparison

Published on May 21, 2023

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.

2014
2016
Gen 1
Series 1
Gen 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 Gen 1 and Series 1.

Recency

Gen 1 was announced on September 9, 2014 at the Apple Special Event tagged ’Wish we could say more’. It was then was made available for purchase on September 16, 2016. Series 1 got announced 23 months later on the Apple Special Event that was held on September 7, 2016, and was released to shops on September 16, 2016.

As of 2022, Gen 1 has seised its production on September 7, 2016, whereas Series 1 currently remains in production.Gen 1 continues to be supported by the latest software updates, whereas Series 1 no nonger receives latest software updates since September 15, 2020.

Announced
September 9, 2014
Announced
September 7, 2016
Released
April 24, 2015
Released
September 16, 2016
Discontinued
September 7, 2016
Discontinued
September 21, 2018
Support ended
September 17, 2018
Support ended
September 15, 2020

Body sizes and materials

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

Unique to Gen 1 remains standard aluminium, which, although is the lightest option, tends to get scratches fairly easily option.

38mm or 42mm case
38mm or 42mm case
Aluminum
Stainless steel
18kt gold
Digital crown
Digital crown

Display

Both watch models use same Retina OLED display technology.

Sapphire crystal front glass on all models
Ion-X glass display
Ion-X glass display
Retina OLED display
Retina OLED display
450 nits
450 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)
Up to 1 meter splash resistant (IPX7)
Ceramic and sapphire crystal back
Composite plastic 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

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

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 1 is powered by an S1P-branded chip.

Gen 1 uses the Apple S1P SoC.

Apple S1
Apple S1P
CPU
32-bit single-core
32-bit dual-core
Semiconductor technology
28 nm
28 nm
Instruction set
ARMv7k
ARMv7k
Frequency
520 MHz
520 MHz
DRAM capacity
512 MB
512 MB
DRAM type
LPDDR3
LPDDR3
Storage capacity
8GB capacity
8GB capacity
GPU
PowerVR SGX543
PowerVR G6200
GPU technology
PowerVR Series 5
PowerVR Series 6 'Rogue'

NeatCompare overall relative score

Baseline
100%
Minor improvement
110%

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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