Detailed comparison and review of Alcatel U3 3G 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 | Alcatel U3 3G | TCL 406 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | T506K | |
| Form Factor | Touch | Touch | |
| Height | 121.3 mm | 164.66 mm | TCL 406 has greater height than Alcatel U3 3G. |
| Width | 64.4 mm | 75.4 mm | TCL 406 has greater width than Alcatel U3 3G. |
| Depth | 9.7 mm | 8.99 mm | TCL 406 is narrower than Alcatel U3 3G. |
| Weight | 102 g | 190 g | Alcatel U3 3G is lighter than Alcatel U3 3G. |
| Body Colour | Volcano black | Dark grey | |
| Waterproof (Water-resistant) | - | - | TCL 406 is waterproof. |
| Repairability Index | - | 8.1 (out of 10) | |
| SAR Value | - | 1.59 W/kg (body), 0.99 W/kg (head), 3.7 W/kg (limb) | |
| Integrated Components | FM radio | 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) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Alcatel U3 3G | TCL 406 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | TFT | - | |
| Screen Size (Display Size) | 4" | 6.6" | TCL 406 has larger screen size than Alcatel U3 3G. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 1612 x 720 pixels | TCL 406 has better screen resolution than Alcatel U3 3G. |
| Display Format | - | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 400 cd/m² | |
| Contrast Ratio | - | 1000:1 | |
| Display Enhancement Technology | - | Blue light filter | |
| Display Features | - | TCL NXTVISION, 70% NTSC, eBook Mode |
| PROCESSOR | Alcatel U3 3G | TCL 406 |
|---|
| Processor Type (CPU) | - | MediaTek Helio G25 | |
|---|---|---|---|
| Clock Speed | 1.3 GHz | 2 GHz | TCL 406 has higher clock speed than Alcatel U3 3G. |
| Processor Core Qty | Dual-core | 8-core | TCL 406 has higher processor core quantity than Alcatel U3 3G. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | Alcatel U3 3G | TCL 406 |
|---|
| RAM | 512 MB | 3 GB | TCL 406 has more RAM than Alcatel U3 3G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 32 GB | TCL 406 has more internal memory than Alcatel U3 3G. |
| User Memory | 700 MB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC - up to 32 GB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | Alcatel U3 3G | TCL 406 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 13 Megapixel | TCL 406 has better camera resolution than Alcatel U3 3G. |
| Sensor Size | - | 1/3" | |
| Lens Aperture | - | F/2.2 | |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 76.7 degree(s) | |
| Pixel Size | - | 1.12 μm | |
| Focus Adjustment | Focus free | Automatic | |
| Special Effects | - | HDR | |
| Camera Modes | - | Panorama, Gesture Shot | |
| Face Recognition (Face ID) | - | Face tracking | TCL 406 has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Interpolated to 3MP | 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) | 0.3 Megapixel | 5 Megapixel | TCL 406 has better front camera resolution than Alcatel U3 3G. |
| Sensor Size (Front) | - | 1/5" | |
| Lens Aperture (Front) | - | F/2.2 | |
| 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 | |
| Light Source (Front) | LED flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | Interpolated to 1.3MP | AI Selfie, auto capture |
| BATTERY AND CHARGING | Alcatel U3 3G | TCL 406 |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 5000 mAh | TCL 406 has larger battery capacity than Alcatel U3 3G. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.2 hours | |
| Standby Time | - | 2 days |
| CELLULAR | Alcatel U3 3G | TCL 406 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | TCL 406 has more advanced generation mobile network. |
| Operating System | Android 6.0 (Marshmallow) | Android 13 | |
| Navigation | GPS, A-GPS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Alcatel U3 3G | TCL 406 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+ | 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 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | - | 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, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.1 | |
| NFC | - | Yes | TCL 406 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Alcatel U3 3G | TCL 406 |
|---|
| Supported Digital Audio Standards | - | AAC, AMR, MP3, FLAC, OGG, MIDI, AWB, OPUS, HE-AAC v1, HE-AAC v2, Vorbis, WAV (Raw), WAV (Alaw / Ulaw) | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, MPEG-2, H.264, H.263, VP8, VP9, H.265 |
| FEATURES | Alcatel U3 3G | TCL 406 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Proximity sensor, G-sensor | Accelerometer | |
| Security Devices | - | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Radio Data Service (RDS) | Software updates FOTA (Firmware Over The Air), HD Voice, dual stereo speakers, intelligent charging mode |
| OTHERS | Alcatel U3 3G | TCL 406 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, LCD sticker |
|---|
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