Samsung Galaxy Watch (46mm SM-R805N) vs Samsung Galaxy M20 (SM-M205G/DS 32GB)

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Side by side comparison between Samsung Galaxy Watch vs Samsung Galaxy M20 devices, differences, pros, cons and full specifications. What's the better?

5/13/2019 10:42 PM, updated: 9/24/2022 8:05 AM

Compare Samsung Galaxy M20 X Samsung Galaxy Watch (46mm SM-R805N) 11Points

Specifications Compare Models Pictures

1.3"
AMOLED

360x360

N/A

1.5GB
RAM

Dual-core

472
mAh

(Non removable)

26Points Samsung Galaxy M20 (SM-M205G/DS 32GB) Compare Samsung Galaxy Watch X

Specifications Compare Models Pictures

6.3"
PLS

1080x2340

13
MP

8mp

3GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better device? Samsung Galaxy M20 (SM-M205G/DS 32GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

11 Advantages Samsung Galaxy Watch (46mm SM-R805N)	vs	26 Advantages Samsung Galaxy M20 (SM-M205G/DS 32GB)
+63 grams (2.21 ounces)195% Lighter	vs	186 grams (6.51 ounces)
+Stainless steel body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT PLS
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+Heart rateAdvantage Sensors help you use the device	vs	Not supported
+PedometerAdvantage Sensors help you use the device	vs	Not supported
+Qi wireless chargingAdvantage Wireless charging is another way to charge the battery.	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Gorilla Glass DX+Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+5 ATM, MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
1.15GHz 64bit Dual-core	vs	+1.8GHz 64bit Octa-core (14nm)100% More powerful processor, you can open your applications faster
1.5GB LPDDR3	vs	+3GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
4GB (1.5GB available)	vs	+32GB (21GB available)13 times More internal storage for applications and files
eMMC	vs	+eMMC 5.1Advantage Fastest write and read storage.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
13 millimeters (0.51 inches)	vs	+8.8 millimeters (0.35 inches)48% Thinner
360x360 pixels	vs	+1080x2340 pixels19 times Higher resolution screen
392 PPI	vs	+409 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)
1.3"	vs	+6.3"4 times Larger screen
Not supported	vs	+(dual camera) 13MP + 5MPAdvantage With a camera you can take pictures anywhere
Not supported	vs	+Full HD (1920x1080)Advantage More image quality for recording videos with the primary camera
1500 apps	vs	+3500000 apps (Google Play Store)2332 times More apps available to download and use
(4G LTE) 10 Mbps	vs	+(4G LTE-A) 600 Mbps59 times Faster for surfing the internet and download files
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+Proximity sensorAdvantage Sensors help you use the device
472 mAh	vs	+5000 mAh10 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3.5W	vs	+15W3 times More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+USB 2.0 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

9 Common items in both devices

16 million

4G LTE / 4G LTE-A

Capacitive

Multitouch

Accelerometer

Gyroscope

Li-Ion: lithium-ion (Non removable) / LiPo: li-ion polymer (Non removable)

+2 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Change model		Choose the model
Model	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Other model names	갤럭시 워치 46mm (4G LTE) SM-R805NZSASKO, Samsung Galileo	Galaxy M20 SM-M205G/Dual-Sim (32GB + 3GB RAM)
Country or region available	South Korea	Philippines, Indonesia, Vietnam
Brand	Samsung	Samsung
Release date	8/1/2018	2/5/2019, Announced: 1/28/2019
Depth	13 millimeters (0.51 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	46 x 49 millimeters (1.81 x 1.93 in)	74.5 x 156.4 millimeters (2.93 x 6.16 in)
Weight	63 grams (2.21 ounces)	186 grams (6.51 ounces)
Build, materials	Stainless steel body, glass front	Plastic body, glass front
Protection against water and others	5 ATM: 50 meters waterproof. MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Not supported
📲 Display
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Display type	Super AMOLED	TFT PLS
Screen size	1.3" inches	6.3" inches
Screen-to-body ratio	~24.2% (screen-to-body ratio)	~83.6% (screen-to-body ratio)
Display resolution	360x360 pixels (1:1)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	392 PPI	409 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass DX+	Not supported
Refresh rate	feature not registered	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
System version	Tizen 4.0	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	One UI 1.1 / 2.0
⚙️ Processor
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Chipset	64bit: Samsung Exynos 9 Dual 9110 (10nm)	64bit: Samsung Exynos 7904 (14nm)
CPU	Dual-core, 1 processor: 2x 1.15GHz ARM Cortex-A53 (Dual-core)	Octa-core, 2 processors: 2x 1.8GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controller	ARM Mali-T720 MP1	ARM Mali-G71 MP2 (770MHz)
Performance (benchmark)	feature not registered	AnTuTu: 108751 (v7) Geekbench: 4160 (v4.4) GFXBench: 4.4fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
RAM memory	1.5GB LPDDR3	3GB LPDDR4X
Internal storage	4GB (1.5GB available) eMMC	32GB (21GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) e-SIM (Eletronic)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	10 Mbps	600/50 Mbps
Network technology	3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Not supported	Quad-Band 850/900/1800/1900
Primary 2G network	Not supported	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE (Bands 1,3,5,7,8)	LTE Cat12 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Back camera (main camera)	Not supported	(dual camera) 13 megapixels 5MP ultrawide f/2.212mm120°
Main camera resolution	Not supported	4128x3096 pixels
Video recording (primary)	Not supported	Full HD (1920x1080) 30 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/3.1" inches
Pixel size	feature not registered	1.12µm pixel
Autofocus	Not supported	PDAF: phase detection autofocus
Touch focus	Not supported	Supported
Image stabilization	Not supported	EIS: Digital stabilization
Zoom	Not supported	Only digital zoom
Face/smile detection	Not supported	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	Not supported	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Front camera (secondary)	Not supported	8 megapixels
Front camera resolution	Not supported	3264x2448 pixels
Video recording (secondary)	Not supported	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	25mm lens
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	Not supported	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4	MP4, H.265, H.264, H.263, MKV
Audio formats	MP3, WAV, WMA, OGG, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
USB	Not supported	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Not supported	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Sensors	Accelerometer Ambient light sensor Barometer Gyroscope Heart rate Pedometer	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	472 mAh	5000 mAh
Charger, watts	3.5W (5V/0.7A) Wired charging	15W Wired fast charging
Inductive / wireless charging	Qi wireless charging	Not supported
Talk time autonomy	feature not registered	29 hours (1.2 days)
Standby	72 hours (3 days)	feature not registered
➕ Other features
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	Not supported	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Silver • Straps: Onyx Black, Deep Ocean Blue, Basalt Grey • Compatible with standard 22mm straps • Always-on display • Rotating bezel • Samsung Pay • Compatible with KT, LG U+, SKT carriers in Korea	• Colors: Charcoal Black, Ocean Blue • 19.5:9 ratio display FHD+ • Dolby Atmos sound
☢️ Radiation rate
	Galaxy Watch (46mm SM-R805N)	Galaxy M20 (SM-M205G/DS 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.627W/kg (head), 1.32W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.248W/kg (head), 1.591W/kg (body)