Lenovo Legion Duel 2 (256GB) vs Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)

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Side by side comparison between Lenovo Legion Duel 2 vs Samsung Galaxy M55 phones, differences, pros, cons and full specifications. What's the better?

5/19/2025 9:09 AM, updated: 5/20/2025 7:30 AM

Compare Samsung Galaxy M55 X Lenovo Legion Duel 2 (256GB) 14Points

Specifications Compare Models Pictures

6.92"
AMOLED

1080x2460

64
MP

44mp

12GB
RAM

Octa-core

5500
mAh

(Non removable)

10Points Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB) Compare Lenovo Legion Duel 2 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

50
MP

50mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Lenovo Legion Duel 2 (256GB)

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!

14 Advantages Lenovo Legion Duel 2 (256GB)	vs	10 Advantages Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)
+12GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.	vs	8GB LPDDR4X
+UFS 3.1Advantage Fastest write and read storage.	vs	UFS 2.2
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+HDR10+Advantage The HDR10+ display provides vibrant colors and more details	vs	Not supported
+144Hz20% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	120Hz
+1080x2460 pixels2% Higher resolution screen	vs	1080x2400 pixels
+6.92"3% Larger screen	vs	6.7"
+(dual camera) 64MP + 16MP34% Higher resolution main camera	vs	(triple camera) 50MP + 8MP + 2MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+1/1.32" inches18% The larger sensor camera lets you take photos with better depth.	vs	1/1.56" inches
+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera	vs	4K UHD (3840x2160)
+5500 mAh10% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	5000 mAh
+90W100% 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.	vs	45W
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.84GHz 64bit Octa-core (5nm)	vs	+2.4GHz 64bit Octa-core (4nm)2% More powerful processor, you can open your applications faster
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
259 grams (9.07 ounces)	vs	+180 grams (6.3 ounces)44% Lighter
9.9 millimeters (0.39 inches)	vs	+7.8 millimeters (0.31 inches)27% Thinner
AMOLED	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
388 PPI	vs	+393 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 44MP	vs	+(front) 50MP14% Higher resolution secondary camera to take pictures and selfies
Android 11	vs	+Android 15Advantage Android 15 is newer and safer

32 Common items in both devices

256GB (218GB available) / 256GB (233GB available)

16 million

Only digital zoom

PDAF: phase detection autofocus

BSI sensor

HDR photo/video on both cameras / HDR photo on both cameras

(front) 4K UHD (3840x2160)

+25 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
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Change model		Choose the model
Model	Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Other model names	Lenovo Legion Phone Duel 2	Galaxy M55 5G SM-M556B/Dual-SIM
Country or region available	(Global, International)	(Global, International), Brazil, Colombia, Mexico
Brand	Lenovo	Samsung
Release date	5/10/2021, Announced: 4/8/2021	3/28/2024
Depth	9.9 millimeters (0.39 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	78.5 x 176 millimeters (3.09 x 6.93 in)	76.5 x 163.9 millimeters (3.01 x 6.45 in)
Weight	259 grams (9.07 ounces)	180 grams (6.3 ounces)
Build, materials	Aluminum frame, glass front/back Back: RGB LED light panel	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Display type	AMOLED	Super AMOLED
Screen size	6.92" inches	6.7" inches
Screen-to-body ratio	~82.3% (screen-to-body ratio)	~86.4% (screen-to-body ratio)
Display resolution	1080x2460 pixels	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	388 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	144Hz	120Hz
Display features	1300nits[peak] HDR10+ 111% DCI-P3 Touch Sampling Rate: 720Hz	Always-On Display
🤖 Operating System
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
System version	Android 11	Android 14
Firmware update	feature not registered	Android 15
User Interface	ZUI 12.5	One UI 6.1 / 7.0
⚙️ Processor
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Chipset	64bit: Qualcomm Snapdragon 888 (SM8350) (5nm)	64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core)	Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A710 (Single-core) 3x 2.36GHz ARM Cortex-A710 (Triple-core) 4x 1.8GHz ARM Cortex-A510 (Quad-core)
GPU graphical controller	Qualcomm Adreno 660 (840MHz)	Qualcomm Adreno 644 (443MHz)
Performance (benchmark)	AnTuTu: 809642 (v9)	AnTuTu: 582102 (v10)
💽 Memory and storage
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
RAM memory	12GB LPDDR5	8GB LPDDR4X
Internal storage	256GB (218GB available) UFS 3.1	256GB (233GB available) UFS 2.2
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	3000/1024 Mbps	3000/1024 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 2, 3, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79)	SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE	LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6
📷 Camera
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Back camera (main camera)	(dual camera) 64 megapixels 16MP ultrawide f/2.2123°16mm1.0µm	(triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4
Main camera resolution	10120x6328 pixels	8160x6120 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	25mm (lens)	feature not registered
Sensor size	1/1.32" inches	1/1.56" inches
Pixel size	1µm pixel	1µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo/video on both cameras	HDR photo on both cameras
Camera extras	8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) HDR10+	4K@30fps 1080p@30/60fps 720p@240fps (slow motion)
📸 Front camera
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Front camera (secondary)	44 megapixels *Motorized pop-up camera (slider)	50 megapixels
Front camera resolution	7680x5720 pixels	8160x6120 pixels
Video recording (secondary)	4K UHD (3840x2160)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.4 (aperture)
Focal length	24mm (lens)	feature not registered
Sensor size	1/2.65" inches	feature not registered
Pixel size	1µm pixel	feature not registered
🔉 Sound and multimedia
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Loudspeaker	Stereo sound with dual speakers Dolby Atmos	Stereo sound
Active noise cancellation	2 microphones or more	2 microphones
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.2 + A2DP/LE	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5500 mAh	5000 mAh
Charger, watts	90W Wired fast charging	45W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Ultimate Black, Titanium White • Built-in two cooling fans • Gaming triggers: 6 pressure sensitive zones: 4 ultrasonic buttons (top), 2 capacitive sliding buttons (back)	• Colors: Dark Blue, Light Green
☢️ Radiation rate
	Lenovo Legion Duel 2 (256GB)	Galaxy M55 (SM-M556B/DS 256GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.79W/kg (head), 1.09W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.96W/kg (head), 0.98W/kg (body)