Xiaomi Redmi K30 Pro Zoom (512GB) vs Samsung Galaxy J7 Refine (SM-J737P)
Side by side comparison between Xiaomi Redmi K30 Pro Zoom vs Samsung Galaxy J7 Refine phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
20mp
12GB
RAM
RAM
Octa-core
4700
mAh
mAh
(Non removable)
vs
5.5"
TFT
TFT
720x1280
13
MP
MP
13mp
2GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi K30 Pro Zoom (512GB)
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!
26 Advantages 
5 Advantages | 22 Common items in both devices |
| 16 million |
| PDAF: phase detection autofocus / Autofocus |
| HDR photo on both cameras |
| (front) Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| Accelerometer |
| +15 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 | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Model | Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) |
| Other model names | Xiaomi Redmi K30 Pro Zoom 5G (512GB + 12GB RAM) | Galaxy J7 2018 (Sprint, Virgin, Boost Mobile) SM-J737PZDESPR |
| Country or region available |  (Global, International) |  USA |
| Brand | Xiaomi | Samsung |
| Release date | 4/4/2020 | 7/1/2018 |
| Depth | 8.9 millimeters (0.35 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 75.4 x 163.3 millimeters (2.97 x 6.43 in) | 76.2 x 153.2 millimeters (3 x 6.03 in) |
| Weight | 218 grams (7.63 ounces) | 181 grams (6.34 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 6.67" inches | 5.5" inches |
| Screen-to-body ratio | ~87.2% (screen-to-body ratio) | ~71.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels | 720x1280 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| System version | Android 10 | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | feature not registered | One UI |
⚙️ Processor | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 64bit: Samsung Exynos 7870 (14nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 650 (250-587MHz) | ARM Mali-T830 MP1 (700MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| RAM memory | 12GB LPDDR5 | 2GB LPDDR3 |
| Internal storage | 512GB (485GB available) UFS 3.1 | 16GB (10GB available) eMMC 5.1 |
| External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/150 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat20 (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE | LTE Cat6 (2, 4, 5, 12, 25, 26) TD-LTE (41) |
| Primary 5G network | SA/NSA (Bands 1, 3, 41, 78, 79) | Not supported |
| Primary data network | 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, SA/NSA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Back camera (main camera) | (quad camera) 64 megapixels 8MP telephoto PDAFOIS3x-optical-zoom 13MP ultrawide 13mm 2MP depth | 13 megapixels |
| Main camera resolution | 10120x6328 pixels | 4128x3096 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Front camera (secondary) | 20 megapixels | 13 megapixels |
| Front camera resolution | 5184x3840 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | 27mm (lens) | feature not registered |
| Sensor size | 1/3.4" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| 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 | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (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, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4700 mAh | 3300 mAh |
| Charger, watts | 33W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 31 hours (1.3 days) |
| Standby | feature not registered | 768 hours (32 days) |
➕ Other features | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| 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: Grey, Purple, White, Blue • Display: 20:9, HDR10+, DCI-P3 100% • MIUI 11 • Motorized pop-up front camera • 24-bit/192kHz audio • Quick Charge 4+ • USB Power Delivery | • Colors: Gold |
☢️ Radiation rate | ||
| Redmi K30 Pro Zoom (512GB) | Galaxy J7 Refine (SM-J737P) | |
| 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 |