Detailed comparison and review of Samsung Galaxy J4 and UMIDIGI One Max. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J400F/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 151 mm | 156.8 mm | UMIDIGI One Max has greater height than Samsung Galaxy J4. |
| Width | 77.2 mm | 75.6 mm | Samsung Galaxy J4 has greater width than UMIDIGI One Max. |
| Depth | 8.1 mm | 8.35 mm | Samsung Galaxy J4 is narrower than Samsung Galaxy J4. |
| Weight | 175 g | 205 g | Samsung Galaxy J4 is lighter than Samsung Galaxy J4. |
| Body Colour | Black | Twilight | |
| Body Material | - | Tempered glass, aluminium frame | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.492 W/kg (body), 0.356 W/kg (head) | - | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | HD Super AMOLED | - | |
| Screen Size (Display Size) | 5.5" | 6.3" | UMIDIGI One Max has larger screen size than Samsung Galaxy J4. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1520 x 720 pixels | UMIDIGI One Max has better screen resolution than Samsung Galaxy J4. |
| Display Format | HD | - | |
| Pixel Density | - | 271 ppi | |
| Aspect Ratio | - | 19:9 | |
| Colour Depth | 16.7 million colours | - | |
| Display Features | - | In-Cell Display Technology, Reading mode, Colour temperature adjustment |
| PROCESSOR | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Processor Type (CPU) | - | MediaTek Helio P23 | |
|---|---|---|---|
| Clock Speed | 1.4 GHz | 2 GHz | UMIDIGI One Max has higher clock speed than Samsung Galaxy J4. |
| Processor Core Qty | Quad-core | 8-core | UMIDIGI One Max has higher processor core quantity than Samsung Galaxy J4. |
| 64-bit Architecture | - | Yes | UMIDIGI One Max has 64-bit architecture. |
| Graphics System (GPU) | - | Mali-G71 MP2 |
| MEMORY | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| RAM | 2 GB | LPDDR4X SDRAM - 4 GB | UMIDIGI One Max has more RAM than Samsung Galaxy J4. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | UMIDIGI One Max has more internal memory than Samsung Galaxy J4. |
| User Memory | 9.6 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | Samsung Galaxy J4 has better camera resolution than UMIDIGI One Max. |
| Sensor Name | - | Omnivision OV12870 sensor | |
| Lens Aperture | F/1.9 | F/2.0 | Samsung Galaxy J4 has better lens aperture than Samsung Galaxy J4. |
| Lens Construction | - | 6-element | |
| Focus Adjustment | Automatic | - | |
| Camera Modes | - | Panorama | |
| Face Recognition (Face ID) | - | Face recognition | UMIDIGI One Max has face detection. |
| Light Source | Flash | Dual LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Real-time photo filters |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | UMIDIGI One Max has better front camera resolution than Samsung Galaxy J4. |
| Sensor Name (Front) | - | Samsung S5K3P3 | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | UMIDIGI One Max has better front lens aperture than Samsung Galaxy J4. |
| Lens Element Qty (Front) | - | 5-element | |
| Face Recognition (Face ID) | - | Face recognition | UMIDIGI One Max has face detection. |
| Light Source (Front) | LED flash | - | |
| Camera Features (Front) | - | Selfie countdown |
| BATTERY AND CHARGING | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 4150 mAh | UMIDIGI One Max has larger battery capacity than Samsung Galaxy J4. |
|---|---|---|---|
| Wireless Charging | - | Yes | UMIDIGI One Max can be charged wirelessly. |
| Wireless Charging Standards | - | Qi, Fast Wireless Charging | |
| Talk Time | 1200 minutes | - | |
| Run Time Details | Active online usage (3G): up to 11 hrs Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (video): up to 18 hrs Playback (audio): up to 80 hrs Talk (WCDMA): up to 1200 min |
- |
| CELLULAR | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Android 8.1.0 Oreo | |
| Navigation | GPS, GLONASS, BeiDou | GPS, GLONASS |
| COMMUNICATIONS | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X | |
| 3G UMTS Band | Band 1, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.1 | |
| Bluetooth Profiles | - | HID | |
| NFC | - | Yes | UMIDIGI One Max has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | WAV, AAC, PCM, MP3, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MKV, XviD, MPEG-4, M4V, ASP, H.264 AVC Main Profile (MP), H.264 AVC Baseline Profile(BP) |
| FEATURES | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor | Accelerometer, gyro sensor, geomagnetic sensor, L-sensor, P-sensor | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Additional Phone Features | Multitasking, Dual Messenger, Secure Folder function | Dual microphones |
| OTHERS | Samsung Galaxy J4 | UMIDIGI One Max |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, pre-installed screen protector, protective case |
|---|
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