Samsung Galaxy 551 (GT-i5510M) vs Samsung Galaxy Z Fold 2 (SM-F916U1)

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Side by side comparison between Samsung Galaxy 551 vs Samsung Galaxy Z Fold 2 phones, differences, pros, cons and full specifications. What's the better?

5/14/2021 7:21 AM, updated: 2/24/2023 5:27 PM

Compare Samsung Galaxy Z Fold 2 X Samsung Galaxy 551 (GT-i5510M) 05Points

Specifications Compare Models Pictures

3.2"
TFT

240x400

3.1
MP

512MB
RAM

Single-core

1200
mAh

(Removable)

35Points Samsung Galaxy Z Fold 2 (SM-F916U1) Compare Samsung Galaxy 551 X

Specifications Compare Models Pictures

7.6"
AMOLED

1768x2208

12.2
MP

10mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy Z Fold 2 (SM-F916U1)

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!

5 Advantages Samsung Galaxy 551 (GT-i5510M)	vs	35 Advantages Samsung Galaxy Z Fold 2 (SM-F916U1)
+Until 32GB microSD, microSDHCAdvantage More external storage for files using memory cards	vs	Not supported
+117 grams (4.1 ounces)141% Lighter	vs	282 grams (9.87 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
600MHz 32bit Single-core	vs	+3.09GHz 64bit Octa-core (7nm)8 times More powerful processor, you can open your applications faster
512MB	vs	+12GB LPDDR523 times More RAM memory. Typically more responsive and better for multitasking.
512MB (173MB available)	vs	+256GB (220GB available)1301 times More internal storage for applications and files
15.2 millimeters (0.6 inches)	vs	+6.9 millimeters (0.27 inches)120% Thinner
TFT LCD	vs	+Flexible Super AMOLEDAdvantage Flexible Super AMOLED display is brighter and more vivid
240x400 pixels	vs	+1768x2208 pixels40 times Higher resolution screen
146 PPI	vs	+372 PPI155% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.2"	vs	+7.6"138% Larger screen
(back) 3.1MP	vs	+(triple camera) 12.2MP + 12MP + 12MP11 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
Not supported	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
Not supported	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Not supported	vs	+(front) 10MPAdvantage A front-camera is best for taking selfies
QVGA (320x240)	vs	+4K UHD (3840x2160)107 times More image quality for recording videos with the primary camera
Android 2.3.6 Gingerbread	vs	+Android 13Advantage Android 13 is newer and safer
3G HSUPA	vs	+5G mmWaveAdvantage The 5G mmWave network is newer and faster
(3G HSUPA) 7.2 Mbps	vs	+(5G mmWave) 5000 Mbps693 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Not supported	vs	+UWB (Ultra Wideband)Advantage Sensors help you use the device
1200 mAh	vs	+4500 mAh3 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Video callingAdvantage The video calling allows to make calls with voice and video
1 slot (Single-SIM) (dedicated slot)	vs	+1 slot (Single-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
3.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

11 Common items in both devices

16 million

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

Compass

Proximity sensor

+4 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 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Change model		Choose the model
Model	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Other model names	Samsung Galaxy i5510M, Samsung Callisto	Galaxy Fold2 5G SM-F916U (Unlocked)
Country or region available	(Latin America), Brazil	USA
Brand	Samsung	Samsung
Release date	11/1/2010	9/18/2020, Announced: 8/5/2020
Depth	15.2 millimeters (0.6 inches)	6.9 millimeters (0.27 inches)
Size (width x height)	55 x 111 millimeters (2.17 x 4.37 in)	128.2 x 159.2 millimeters (5.05 x 6.27 in)
Weight	117 grams (4.1 ounces)	282 grams (9.87 ounces)
Build, materials	feature not registered	Aluminum frame, flexible plastic screen, glass back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Display type	TFT LCD	Flexible Super AMOLED
Screen size	3.2" inches	7.6" inches
Screen-to-body ratio	~47.7% (screen-to-body ratio)	~89.1% (screen-to-body ratio)
Display resolution	240x400 pixels	1768x2208 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	146 PPI	372 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	120Hz
Display features	feature not registered	HDR10+ Extra display: Super AMOLED 6.23" (816x2260) Gorilla Glass Victus
🤖 Operating System
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
System version	Android 2.2 Froyo	Android 10
Firmware update	Android 2.3.6 Gingerbread	Android 13
User Interface	feature not registered	One UI 3.1 / 4.1 / 5.0
⚙️ Processor
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Chipset	32bit: Qualcomm Snapdragon S1 MSM7227 (65nm)	64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm)
CPU	Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core)	Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	Qualcomm Adreno 200	Qualcomm Adreno 650 (250-646MHz)
Performance (benchmark)	feature not registered	AnTuTu: 564907 (v8) Geekbench: 12607 (v4.4), 2715 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
RAM memory	512MB	12GB LPDDR5
Internal storage	512MB (173MB available)	256GB (220GB available) UFS 3.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	7.2 Mbps	5000/1024 Mbps
Network technology	2G, 3G	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	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/2100	CDMA2000 1xEV-DO UMTS 850/900/1900/2100
Primary 4G network	Not supported	LTE Cat20 (2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (41, 71) mmWave (260, 261)
Primary data network	CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Back camera (main camera)	3.1 megapixels	(triple camera) 12.2 megapixels 12MP telephoto f/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm
Main camera resolution	2048x1536 pixels	4032x3024 pixels
Video recording (primary)	QVGA (320x240) 15 fps	4K UHD (3840x2160) 60 fps
Flash	Not supported	LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/1.76" inches
Pixel size	feature not registered	1.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Not supported	Supported
Image stabilization	Not supported	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Not supported	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	Not supported	HDR photo/video on both cameras
Camera extras	feature not registered	Cover camera: 10MP (f/2.2) 4K@30/60fps 1080p@60fps 1080p@240fps (slow motion) 720p@960fps (slow motion)
📸 Front camera
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Front camera (secondary)	Not supported	10 megapixels
Front camera resolution	Not supported	3872x2592 pixels
Video recording (secondary)	Not supported	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.2 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/3" inches
Pixel size	feature not registered	1.22µm pixel
🔉 Sound and multimedia
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Loudspeaker	Supported	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	3GP, 3G2, MJPG, MP4, WMV, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
USB	MicroUSB 2.0	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	3.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz)	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Sensors	Accelerometer Compass Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1200 mAh	4500 mAh
Charger, watts	Wired charging	25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	11W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging
Talk time autonomy	5 hours	31 hours (1.3 days)
Standby	370 hours (15.4 days)	feature not registered
➕ Other features
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
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	Not supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Retractable QWERTY keyboard	Not supported
Miscellaneous	• Colors: Black • 1GB microSD included • Samsung TouchWiz 3.0 • Java framework	• Colors: Mystic Bronze, Mystic Black • Bixby • Samsung DeX • Samsung Pay (MST, NFC)
☢️ Radiation rate
	Galaxy 551 (GT-i5510M)	Galaxy Z Fold 2 (SM-F916U1)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.35W/kg (head), 1.14W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered