Samsung Galaxy J7 Duo (SM-J720M) vs Xiaomi Redmi Note 7 (48MP 32GB)
Side by side comparison between Samsung Galaxy J7 Duo vs Xiaomi Redmi Note 7 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
720x1280
13
MP
MP
8mp
3GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
vs
6.3"
IPS
IPS
1080x2340
48
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 7 (48MP 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!
5 Advantages 
18 Advantages | 31 Common items in both devices |
| 3GB LPDDR4 / 3GB LPDDR4X |
| 32GB (21GB available) |
| eMMC 5.1 |
| Until 256GB microSD, microSDXC |
| Plastic body, glass front / Plastic body, glass front/back |
| 60Hz |
| 16 million |
| +24 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 Clear highlight📱 Model features | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Model | Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) |
| Other model names | Galaxy J7 Duo J720M Single-Sim, Samsung J720 | 红米Note 7 M1901F7E, M1901F7C, M1901F7G, Xiaomi Lavender |
| Country or region available |  (Latin America) |    (Europe), (Global, International), China |
| Brand | Samsung | Xiaomi |
| Release date | 4/1/2018 | 2/28/2019, Announced: 1/10/2019 |
| Depth | 8.2 millimeters (0.32 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 77.2 x 153.5 millimeters (3.04 x 6.04 in) | 75.21 x 159.21 millimeters (2.96 x 6.27 in) |
| Weight | 174 grams (6.09 ounces) | 186 grams (6.51 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front/back Back: Gorilla Glass 5 |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.5" inches | 6.3" inches |
| Screen-to-body ratio | ~70.4% (screen-to-body ratio) | ~81.4% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels (16:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| System version | Android 8.0 Oreo | Android 9.0 Pie |
| Firmware update | Android 10 | Android 10 |
| User Interface | One UI 2.0 | MIUI 10 / 11 / 12 |
⚙️ Processor | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Chipset | 64bit: Samsung Exynos 7885 (14nm) | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| 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: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | ARM Mali-G71 MP2 | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | AnTuTu: 98104 (v7) | AnTuTu: 139075 (v7) Geekbench: 5411 (v4.4) GFXBench: 7.7fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| RAM memory | 3GB LPDDR4 | 3GB LPDDR4X |
| Internal storage | 32GB (21GB available) eMMC 5.1 | 32GB (21GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 450/50 Mbps |
| Network technology | 2G, 3G, 4G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66) TD-LTE (38, 40, 41) | LTE Cat9 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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 | LTE Cat9 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Back camera (main camera) | (dual camera) 13 megapixels 5MP depth f/1.9 | (dual camera) 48 megapixels 5MP depth f/2.4 |
| Main camera resolution | 4128x3096 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 60 fps |
| Flash | LED flash on both cameras | Dual-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" 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 | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30/60fps 1080p@120fps (slow motion) |
📸 Front camera | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Front camera (secondary) | 8 megapixels | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.25µm pixel |
🔉 Sound and multimedia | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Loudspeaker | Mono sound (not stereo) | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| 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-J720M) | Redmi Note 7 (48MP 32GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + 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, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Sensors | Accelerometer ANT+ Face unlock 2D Fingerprint sensor (front-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 4000 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging Quick Charge 4 |
| 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-J720M) | Redmi Note 7 (48MP 32GB) | |
| Call control | Voice dialing, Voice recorder | 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 | 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: Space black, Nebula red, Neptune blue |
☢️ Radiation rate | ||
| Galaxy J7 Duo (SM-J720M) | Redmi Note 7 (48MP 32GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.97W/kg (head), 0.55W/kg (body) | 1.15W/kg (head), 1.17W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.59W/kg (head), 1.27W/kg (body) |