Compare: Apple Watch Series 4 vs Apple Watch Series 2 38mm
General Features
-
1.78"LTPO OLED
-
No Camera
-
GB RAMApple S4
-
mAhLi-Ion
Pros
NFC support
Multiple color options
Cons
No SD Card slot
No headphone jack
No FM Radio
Brand
Apple
Announced
Release Date
2018, September
Status
Available
Out Price
About 700 EUR
Display
Type
LTPO OLED
Aspect Ratio and PPI
Size
1.78 inches, 10.0 cm2 (~60.0% screen-to-body ratio)
Resolution
448 x 368 pixels (~326 ppi density)
Peak brightness (nit)
Protection
Sapphire crystal glass
Features
3D Touch display
1000 nits
1000 nits
BODY
Colors
Space Black
Silver
Gold
Dimensions
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight
48 gr (1.69 oz)
Material
Stainless Steel frame; all-ceramic/sapphire crystal back
Certification
Waterproof
Sensors
Accelerometer, gyro, heart rate (2nd gen), barometer
3.5mm Jack
No
NFC
Yes
Infrared
USB Type
No
Loudspeaker Loudness (dB)
PLATFORM
Chipset
Apple S4
CPU
Dual-core
Bits
Cores
Process technology
GPU
PowerVR
GPU Cores
GPU Frequency
OS
watchOS 5.0, upgradable to 5.2.1
MEMORY
RAM Capacity
RAM Type
Storage
16 GB
SD Card Slot
No
PERFORMANCE SCORES
Antutu Score
Antutu
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
Type
Li-Ion
Quick Charge Technology
Video Playback Time
Fast Charging
Wireless Charging
Main Camera
First Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fourth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
No
Video Resolution and FPS
-
Optical Stabilisation (OIS)
No
Electronic Stabilisation (EIS)
Slow Motion Video
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
Features
CONNECTIVITY
Technology
GSM / HSPA / LTE
2G Bands
GSM - 850 / 900 / 1800 / 1900
3G Bands
HSDPA - 850 / 900 / 2100 / 800 - Europe, Australia
4G Bands
LTE Band - 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia
5G Bands
TD-SCDMA
Navigation
Yes, with A-GPS, GLONASS, GALILEO, QZSS
Network Speed
HSPA, LTE
SIM Card Type
Electronic SIM card (eSIM)
Number of SIM Area
1
Wi-Fi
Wi-Fi 802.11 b/g/n
Bluetooth
5.0, A2DP, LE
OTHERS
VoLTE
FM Radio
No
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
Head SAR (EU)
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
HDMI
General Features
-
1.5"OLED
-
No Camera
-
512MB RAMApple S2
-
273mAhLi-Ion
Pros
NFC support
High RAM capacity
Multiple color options
Cons
No more sales
No SD Card slot
No headphone jack
No FM Radio
Brand
Apple
Announced
Release Date
Released 2016, December
Status
Discontinued
Out Price
About 650 EUR
Display
Type
OLED
Aspect Ratio and PPI
Size
1.5 inches, 7.1 cm2 (~55.1% screen-to-body ratio)
Resolution
340 x 272 pixels (~290 ppi density)
Peak brightness (nit)
Protection
Sapphire crystal glass
Features
3D Touch display
1000 nits
1000 nits
BODY
Colors
Sport Band: Silver Case/white
Black Case/black
Leather Band: Silver Case/blue
Leather Band: Silver Case/blue
Brown
Gray
Red
Stainless Steel Band: Silver Case/silver
Stainless Steel Band: Silver Case/silver
Black Case/black
Dimensions
38.6 x 33.3 x 11.4 mm (1.52 x 1.31 x 0.45 in)
Weight
41.9 gr body (1.48 oz)
Material
Stainless Steel/Ceramic back
Certification
Waterproof
Sensors
Accelerometer, gyro, heart rate
3.5mm Jack
No
NFC
Yes
Infrared
USB Type
No
Loudspeaker Loudness (dB)
PLATFORM
Chipset
Apple S2 (16 nm)
CPU
Dual-core 780 MHz Cortex-A7
Bits
Cores
Process technology
GPU
PowerVR G6200
GPU Cores
GPU Frequency
OS
watchOS 3.0, upgradable to 5.2.1
MEMORY
RAM Capacity
512 MB RAM
RAM Type
Storage
8 GB
SD Card Slot
No
PERFORMANCE SCORES
Antutu Score
Antutu
Geek Bench Score
GeekBench
Single Score
BATTERY
Capacity
273
Type
Li-Ion
Quick Charge Technology
Video Playback Time
Fast Charging
Wireless Charging
Main Camera
First Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fourth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Fifth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Sixth Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Optical Zoom
Lens
Extra
Image Resolution
No
Video Resolution and FPS
-
Optical Stabilisation (OIS)
No
Electronic Stabilisation (EIS)
Slow Motion Video
Features
DxOMark Score
Mobile Score (Rear)
Mobile
Selfie Score
Selfie
Selfie Camera
First Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Second Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Third Camera
Resolution
Sensor
Aperture
Pixel Size
Sensor Size
Extra
Video Resolution and FPS
Features
CONNECTIVITY
Technology
No cellular connectivity
2G Bands
N/A
3G Bands
4G Bands
5G Bands
TD-SCDMA
Navigation
Yes, with GLONASS
Network Speed
SIM Card Type
No
Number of SIM Area
1
Wi-Fi
Wi-Fi 802.11 b/g/n
Bluetooth
4.0, A2DP
OTHERS
VoLTE
FM Radio
No
SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
Body SAR (EU)
Head SAR (EU)
Body SAR (USA)
Head SAR (USA)
Additional
Extra
Cooling System
HDMI