Detailed comparison and review of Samsung Galaxy J7 (2017) DUOS and TCL 406. 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 J7 (2017) DUOS | TCL 406 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-J730F/DS | T506K | |
| Form Factor | Touch | Touch | |
| Height | 152.5 mm | 164.66 mm | TCL 406 has greater height than Samsung Galaxy J7 (2017) DUOS. |
| Width | 74.8 mm | 75.4 mm | TCL 406 has greater width than Samsung Galaxy J7 (2017) DUOS. |
| Depth | 8 mm | 8.99 mm | Samsung Galaxy J7 (2017) DUOS is narrower than Samsung Galaxy J7 (2017) DUOS. |
| Weight | 181 g | 190 g | Samsung Galaxy J7 (2017) DUOS is lighter than Samsung Galaxy J7 (2017) DUOS. |
| Body Colour | Black | Dark grey | |
| Waterproof (Water-resistant) | - | - | TCL 406 is waterproof. |
| Repairability Index | - | 8.1 (out of 10) | |
| SAR Value | 1.33 W/kg (body), 0.567 W/kg (head) | 1.59 W/kg (body), 0.99 W/kg (head), 3.7 W/kg (limb) | |
| Integrated Components | - | FM radio, LED flashlight | |
| 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) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | - | |
| Screen Size (Display Size) | 5.5" | 6.6" | TCL 406 has larger screen size than Samsung Galaxy J7 (2017) DUOS. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1612 x 720 pixels | Samsung Galaxy J7 (2017) DUOS has better screen resolution than TCL 406. |
| Display Format | Full HD | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1000:1 | |
| Display Enhancement Technology | - | Blue light filter | |
| Display Features | Always-on display | TCL NXTVISION, 70% NTSC, eBook Mode |
| PROCESSOR | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Processor Type (CPU) | - | MediaTek Helio G25 | |
|---|---|---|---|
| Clock Speed | 1.6 GHz | 2 GHz | TCL 406 has higher clock speed than Samsung Galaxy J7 (2017) DUOS. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | TCL 406 has more internal memory than Samsung Galaxy J7 (2017) DUOS. |
| User Memory | 10 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | F/1.7 | F/2.2 | Samsung Galaxy J7 (2017) DUOS has better lens aperture than Samsung Galaxy J7 (2017) DUOS. |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 76.7 degree(s) | |
| Pixel Size | - | 1.12 μm | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama, Gesture Shot | |
| Face Recognition (Face ID) | - | Face tracking | TCL 406 has face detection. |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/5" | |
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | - | 88.8 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.75 μm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 13 Megapixel | 5 Megapixel | Samsung Galaxy J7 (2017) DUOS has better front camera resolution than TCL 406. |
| Sensor Size (Front) | - | 1/5" | |
| Lens Aperture (Front) | F/1.9 | F/2.2 | Samsung Galaxy J7 (2017) DUOS has better front lens aperture than Samsung Galaxy J7 (2017) DUOS. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 76.8 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | - | AI Selfie, auto capture |
| BATTERY AND CHARGING | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Battery Capacity (Battery Size) | 3600 mAh | 5000 mAh | TCL 406 has larger battery capacity than Samsung Galaxy J7 (2017) DUOS. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.2 hours | |
| Standby Time | - | 2 days | |
| Talk Time | 1440 minutes | - | |
| Run Time Details | Active online usage (WCDMA): up to 12 hrs Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (video): up to 18 hrs Playback (audio): up to 59 hrs Playback (audio (Always On Display Off)): up to 91 hrs Talk (WCDMA): up to 1440 min |
- |
| CELLULAR | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Google Android | Android 13 | |
| Navigation | GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSPA+, LTE, VoLTE, VoWiFi | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+/ANT | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.1 | |
| Bluetooth Profiles | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, HOGP | - | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | AAC, AMR, MP3, FLAC, OGG, MIDI, AWB, OPUS, HE-AAC v1, HE-AAC v2, Vorbis, WAV (Raw), WAV (Alaw / Ulaw) | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MPEG-4, MPEG-2, H.264, H.263, VP8, VP9, H.265 |
| FEATURES | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | - | Software updates FOTA (Firmware Over The Air), HD Voice, dual stereo speakers, intelligent charging mode |
| OTHERS | Samsung Galaxy J7 (2017) DUOS | TCL 406 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, LCD sticker |
|---|
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