Samsung Galaxy J7 Duo (SM-J720F) vs Xiaomi Redmi Note 12 (China 256GB)

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Side by side comparison between Samsung Galaxy J7 Duo vs Xiaomi Redmi Note 12 phones, differences, pros, cons and full specifications. What's the better?

5/2/2023 7:55 AM, updated: 5/2/2023 8:17 AM

Compare Xiaomi Redmi Note 12 X Samsung Galaxy J7 Duo (SM-J720F) 08Points

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

23Points Xiaomi Redmi Note 12 (China 256GB) Compare Samsung Galaxy J7 Duo X

Specifications Compare Models Pictures

6.67"
AMOLED

1080x2400

48
MP

8mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 12 (China 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!

8 Advantages Samsung Galaxy J7 Duo (SM-J720F)	vs	23 Advantages Xiaomi Redmi Note 12 (China 256GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+174 grams (6.09 ounces)8% Lighter	vs	188 grams (6.58 ounces)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	AMOLED
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+ANT+Advantage Sensors help you use the device	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+Gorilla GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
2.2GHz 64bit Octa-core (14nm)	vs	+2GHz 64bit Octa-core (6nm)24% More powerful processor, you can open your applications faster
3GB LPDDR4	vs	+8GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.
32GB (21GB available)	vs	+256GB (218GB available)9 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.2Advantage Fastest write and read storage.
8.2 millimeters (0.32 inches)	vs	+8 millimeters (0.31 inches)2% Thinner
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1280 pixels	vs	+1080x2400 pixels181% Higher resolution screen
267 PPI	vs	+395 PPI48% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.67"21% Larger screen
(dual camera) 13MP + 5MP	vs	+(dual camera) 48MP + 2MP181% Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
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.
Android 10	vs	+Android 13Advantage Android 13 is newer and safer
4G LTE	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE) 150 Mbps	vs	+(5G SA/NSA) 2000 Mbps12 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3000 mAh	vs	+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+IP53 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

20 Common items in both devices

Plastic body, glass front

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

(front) 8MP

Full HD (1920x1080)

+13 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 J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Change model		Choose the model
Model	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Other model names	Galaxy J7 Duo J720F Single-Sim, Samsung J720	Redmi Note 12 5G 22101317C
Country or region available	South Africa, United Arab Emirates	China
Brand	Samsung	Xiaomi
Release date	4/1/2018	11/1/2022, Announced: 10/27/2022
Depth	8.2 millimeters (0.32 inches)	8 millimeters (0.31 inches)
Size (width x height)	77.2 x 153.5 millimeters (3.04 x 6.04 in)	76.21 x 165.88 millimeters (3 x 6.53 in)
Weight	174 grams (6.09 ounces)	188 grams (6.58 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	IP53 certified: protection against dust and splashing
📲 Display
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Display type	Super AMOLED	AMOLED
Screen size	5.5" inches	6.67" inches
Screen-to-body ratio	~70.4% (screen-to-body ratio)	~85% (screen-to-body ratio)
Display resolution	720x1280 pixels (16:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	267 PPI	395 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass	Not supported
Refresh rate	60Hz	120Hz
Display features	Not supported	450nits[typ], 1200nits[peak] 100% DCI P3 Touch Sampling Rate: 240Hz
🤖 Operating System
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
System version	Android 8.0 Oreo	Android 12
Firmware update	Android 10	Android 13
User Interface	One UI 2.0	MIUI 13 / 14
⚙️ Processor
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Chipset	64bit: Samsung Exynos 7885 (14nm)	64bit: Qualcomm Snapdragon 4 Gen 1 (SM4375) (6nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A78 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core)
GPU graphical controller	ARM Mali-G71 MP2	Qualcomm Adreno 619
Performance (benchmark)	AnTuTu: 98104 (v7)	AnTuTu: 360847 (v9) Geekbench: 1998 (v5.1), 2017 (v6)
💽 Memory and storage
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
RAM memory	3GB LPDDR4	8GB LPDDR4X
Internal storage	32GB (21GB available) eMMC 5.1	256GB (218GB available) UFS 2.2
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	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, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41)	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 3, 5, 8, 28, 41, 77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	Not supported	CDMA 800, GSM 850/900/1800/1900
Secondary 3G network	Not supported	CDMA2000 1xEV-DO UMTS 850/900/1900/2100
Secondary 4G network	Not supported	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
📷 Camera
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Back camera (main camera)	(dual camera) 13 megapixels 5MP depth f/1.9	(dual camera) 48 megapixels 2MP depth f/2.41.75µm
Main camera resolution	4128x3096 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.76" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	1080p@30fps 720p@120fps (slow motion)
📸 Front camera
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Front camera (secondary)	8 megapixels	8 megapixels
Front camera resolution	3264x2448 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/4" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo) 24-bit/192kHz
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, 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
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
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	5.0 + A2DP/LE	5.1 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Sensors	Accelerometer ANT+ Face unlock Fingerprint sensor (front-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	5000 mAh
Charger, watts	Wired charging	33W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	20 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
Call control	Voice dialing, Voice recorder	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: Black, Gold, Rose Gold, White • Samsung Pay	• Colors: Black, White, Blue
☢️ Radiation rate
	Galaxy J7 Duo (SM-J720F)	Redmi Note 12 (China 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.543W/kg (head), 1.397W/kg (body)	feature not registered