Samsung Galaxy J7 Max (SM-G615F/DS) vs Xiaomi Redmi K30S (128GB)
Side by side comparison between Samsung Galaxy J7 Max vs Xiaomi Redmi K30S phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
PLS
PLS
1080x1920
13
MP
MP
13mp
4GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi K30S (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!
7 Advantages 
25 Advantages | 22 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| (front) Full HD (1920x1080) |
| Capacitive |
| +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 | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Change model | ||
| Model | Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) |
| Other model names | Galaxy J7 Max G615F/Dual-Sim, SM-G615F/DD | Xiaomi Redmi K30S 5G M2007J3SC |
| Country or region available |  India |  China |
| Brand | Samsung | Xiaomi |
| Release date | 6/1/2017 | 10/27/2020 |
| Depth | 8.1 millimeters (0.32 inches) | 9.33 millimeters (0.37 inches) |
| Size (width x height) | 78.8 x 156.7 millimeters (3.1 x 6.17 in) | 76.4 x 165.1 millimeters (3.01 x 6.5 in) |
| Weight | 179 grams (6.27 ounces) | 216 grams (7.56 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Display type | TFT PLS | TFT IPS LCD |
| Screen size | 5.7" inches | 6.67" inches |
| Screen-to-body ratio | ~72.5% (screen-to-body ratio) | ~85.2% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 386 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 60Hz | 144Hz |
| Display features | Not supported | 500nits[typ] HDR10 |
🤖 Operating System | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| System version | Android 7.0 Nougat | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Chipset | 64bit: MediaTek Helio P25 (MT6757T) (16nm) | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core) | 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) |
| GPU graphical controller | ARM Mali-T880 MP2 (1GHz) | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| RAM memory | 4GB LPDDR4 | 8GB LPDDR5 |
| Internal storage | 32GB (23GB available) eMMC 5.1 | 128GB (106GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 2000/150 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 TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 5, 8, 20) TD-LTE (40) | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 41, 78, 79) |
| 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, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Back camera (main camera) | 13 megapixels | (triple camera) 64 megapixels 13MP ultrawide f/2.4123°1.12µm 5MP macro f/2.4AF |
| Main camera resolution | 4128x3096 pixels | 10120x6328 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.73" 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 on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Front camera (secondary) | 13 megapixels | 20 megapixels |
| Front camera resolution | 4128x3096 pixels | 5184x3840 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 | 27mm (lens) |
| Sensor size | feature not registered | 1/3.4" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, MKV, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.2 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 5000 mAh |
| Charger, watts | Wired charging | 33W Wired fast charging Quick Charge 4+ USB Power Delivery 3.0 |
| 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 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| 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 • Smart glow ring (LED notification) | • Colors: Cosmic Black, Lunar Silver • MIUI 12 • Silicone Case included • Screen protector included • Dual stereo speakers • 24-bit/192kHz audio • Mi Pay |
☢️ Radiation rate | ||
| Galaxy J7 Max (SM-G615F/DS) | Redmi K30S (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.573W/kg (head), 1.064W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.458W/kg (head), 1.52W/kg (body) | feature not registered |