Samsung Galaxy 551 (GT-i5510) vs Xiaomi Redmi 9T (J19SY 128GB)

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Side by side comparison between Samsung Galaxy 551 vs Xiaomi Redmi 9T phones, differences, pros, cons and full specifications. What's the better?

4/24/2021 12:53 PM, updated: 4/24/2021 12:56 PM

Compare Xiaomi Redmi 9T X Samsung Galaxy 551 (GT-i5510) 03Points

Specifications Compare Models Pictures

3.2"
TFT

240x400

3.1
MP

512MB
RAM

Single-core

1200
mAh

(Removable)

32Points Xiaomi Redmi 9T (J19SY 128GB) Compare Samsung Galaxy 551 X

Specifications Compare Models Pictures

6.53"
IPS

1080x2340

48
MP

8mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi 9T (J19SY 128GB)

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!

3 Advantages Samsung Galaxy 551 (GT-i5510)	vs	32 Advantages Xiaomi Redmi 9T (J19SY 128GB)
+117 grams (4.1 ounces)69% Lighter	vs	198 grams (6.93 ounces)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
600MHz 32bit Single-core	vs	+2GHz 64bit Octa-core6 times More powerful processor, you can open your applications faster
512MB	vs	+4GB LPDDR4X7 times More RAM memory. Typically more responsive and better for multitasking.
512MB (173MB available)	vs	+128GB (106GB available)626 times More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 1TB microSD, microSDXC31 times More external storage for files using memory cards
15.2 millimeters (0.6 inches)	vs	+9.6 millimeters (0.38 inches)58% Thinner
TFT LCD	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
240x400 pixels	vs	+1080x2340 pixels25 times Higher resolution screen
146 PPI	vs	+395 PPI171% Crisper display of text, images and videos because it has more pixels per inch (ppi)
3.2"	vs	+6.53"104% Larger screen
(back) 3.1MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP18 times Higher resolution main camera
Not supported	vs	+LED flashAdvantage The LED flash helps in dark places or in low light
Not supported	vs	+EIS: Digital stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Not supported	vs	+(front) 8MPAdvantage A front-camera is best for taking selfies
QVGA (320x240)	vs	+Full HD (1920x1080)26 times More image quality for recording videos with the primary camera
Android 2.3.6 Gingerbread	vs	+Android 10Advantage Android 10 is newer and safer
3G HSUPA	vs	+4G LTE-AAdvantage The 4G LTE-A network is newer and faster
(3G HSUPA) 7.2 Mbps	vs	+(4G LTE-A) 400 Mbps55 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage 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
1200 mAh	vs	+6000 mAh4 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	+2 slots (Dual-SIM) (dedicated slot)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 [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] 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	+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
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example

14 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Capacitive

Multitouch

Accelerometer

Compass

+7 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-i5510)	Redmi 9T (J19SY 128GB)
Change model		Choose the model
Model	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Other model names	Samsung Galaxy i5510, Samsung Callisto	Redmi 9T M2010J19SY (128GB + 4GB RAM)
Country or region available	(Global, International), (Europe)	Greece, Poland, Russia, Ukraine
Brand	Samsung	Xiaomi
Release date	11/1/2010	1/18/2021
Depth	15.2 millimeters (0.6 inches)	9.6 millimeters (0.38 inches)
Size (width x height)	55 x 111 millimeters (2.17 x 4.37 in)	77.3 x 162.3 millimeters (3.04 x 6.39 in)
Weight	117 grams (4.1 ounces)	198 grams (6.93 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Water repellent nano-coating (don't immerse)
📲 Display
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Display type	TFT LCD	TFT IPS LCD
Screen size	3.2" inches	6.53" inches
Screen-to-body ratio	~47.7% (screen-to-body ratio)	~83.4% (screen-to-body ratio)
Display resolution	240x400 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	146 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	400nits[typ]
🤖 Operating System
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
System version	Android 2.2 Froyo	Android 10
Firmware update	Android 2.3.6 Gingerbread	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Chipset	32bit: Qualcomm Snapdragon S1 MSM7227 (65nm)	64bit: Qualcomm Snapdragon 662 SM6115 (11nm)
CPU	Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core)	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 200	Qualcomm Adreno 610 950Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
RAM memory	512MB	4GB LPDDR4X
Internal storage	512MB (173MB available)	128GB (106GB available) UFS 2.2
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	7.2 Mbps	400/150 Mbps
Network technology	2G, 3G	2G, 3G, 4G
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	GSM 850/900/1800/1900
Primary 3G network	UMTS 900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	Not supported	LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA	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	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Back camera (main camera)	3.1 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.2120°1/4"1.12µm 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	2048x1536 pixels	8000x6000 pixels
Video recording (primary)	QVGA (320x240) 15 fps	Full HD (1920x1080) 30 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	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Not supported	Supported
Image stabilization	Not supported	EIS: Digital stabilization
Zoom	Only digital zoom	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 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
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/2.1 (aperture)
Focal length	feature not registered	27mm (lens)
Sensor size	feature not registered	1/4" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	FM
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-i5510)	Redmi 9T (J19SY 128GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Sensors	Accelerometer Compass Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	1200 mAh	6000 mAh
Charger, watts	Wired charging	18W Wired fast charging 2.5W Reverse charging by cable
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	5 hours	56 hours (2.3 days)
Standby	370 hours (15.4 days)	672 hours (28 days)
➕ Other features
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
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: Carbon Gray, Twilight Blue, Sunrise Orange, Ocean Green • MIUI 12 • Hi-Res audio • 24-bit/192kHz audio • Stereo dual speakers
☢️ Radiation rate
	Galaxy 551 (GT-i5510)	Redmi 9T (J19SY 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered