In depth comparison and review of Alcatel U3 3G and TCL 306. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Alcatel U3 3G | TCL 306 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | 6102H | |
| Form Factor | Touch | Touch | |
| Height | 121.3 mm | 165.2 mm | TCL 306 has greater height than Alcatel U3 3G. |
| Width | 64.4 mm | 75.5 mm | TCL 306 has greater width than Alcatel U3 3G. |
| Depth | 9.7 mm | 8.9 mm | TCL 306 is narrower than Alcatel U3 3G. |
| Weight | 102 g | 190 g | Alcatel U3 3G is lighter than Alcatel U3 3G. |
| Body Colour | Volcano black | Space grey | |
| Waterproof (Water-resistant) | - | - | TCL 306 is waterproof. |
| SAR Value | - | 1.3 W/kg (body), 1.126 W/kg (head), 3.173 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 306 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | TFT | - | |
| Screen Size (Display Size) | 4" | 6.52" | TCL 306 has larger screen size than Alcatel U3 3G. |
| Screen Resolution (Display Resolution) | 800 x 480 pixels | 1600 x 720 pixels | TCL 306 has better screen resolution than Alcatel U3 3G. |
| Display Format | - | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 450 cd/m² | |
| Contrast Ratio | - | 1000:1 | |
| Display Features | - | Sunlight Display, Dark mode, V-notch display, TCL NXTVISION |
| PROCESSOR | Alcatel U3 3G | TCL 306 |
|---|
| Processor Type (CPU) | - | MediaTek Helio G25 | |
|---|---|---|---|
| Clock Speed | 1.3 GHz | 2 GHz | TCL 306 has higher clock speed than Alcatel U3 3G. |
| Processor Core Qty | Dual-core | 8-core | TCL 306 has higher processor core quantity than Alcatel U3 3G. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | Alcatel U3 3G | TCL 306 |
|---|
| RAM | 512 MB | 3 GB | TCL 306 has more RAM than Alcatel U3 3G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 4 GB | 32 GB | TCL 306 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 306 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 3 | |
|---|---|---|---|
| Sensor Resolution | 2 Megapixel | 13 Megapixel | TCL 306 has better camera resolution than Alcatel U3 3G. |
| Sensor Size | - | 1/3.06" | |
| 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, Bokeh effect | |
| Camera Modes | - | Panorama, Pro mode, Gesture Shot, Macro mode | |
| 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), AI scene recognition |
| 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) | - | 86.6 degree(s) | |
| Pixel Size (2nd Camera) | - | 1.65 μm | |
| Camera Functions (2nd Camera) | - | Depth camera |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Sensor Size (3rd Camera) | - | 1/5" | |
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Field of View (3rd Camera) | - | 88.8 degree(s) | |
| Pixel Size (3rd Camera) | - | 1.75 μm | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 0.3 Megapixel | 5 Megapixel | TCL 306 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 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | - | Focus free | |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Portrait mode | |
| Face Recognition (Face ID) | - | Face tracking | TCL 306 has face detection. |
| Light Source (Front) | LED flash | - | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | Interpolated to 1.3MP | Auto capture |
| BATTERY AND CHARGING | Alcatel U3 3G | TCL 306 |
|---|
| Battery Capacity (Battery Size) | 1500 mAh | 5000 mAh | TCL 306 has larger battery capacity than Alcatel U3 3G. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.2 hour(s) | |
| Run Time Details | - | Mixed usage: up to 48 hrs |
| CELLULAR | Alcatel U3 3G | TCL 306 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 4G | TCL 306 has more advanced generation mobile network. |
| Operating System | Android 6.0 (Marshmallow) | Android 12 | |
| User Interface | - | TCL UI | |
| Navigation | GPS, A-GPS | A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Alcatel U3 3G | TCL 306 |
|---|
| 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 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| NFC | - | Yes | TCL 306 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Alcatel U3 3G | TCL 306 |
|---|
| Supported Digital Audio Standards | - | AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AWB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, H.263, HEVC, VP8, VP9, H.265, H.264 AVC |
| FEATURES | Alcatel U3 3G | TCL 306 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Proximity sensor, G-sensor | Accelerometer, proximity sensor, digital compass, light sensor | |
| Security Devices | - | Fingerprint reader | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Radio Data Service (RDS) | HD Voice, dual microphones with noise cancellation |
| OTHERS | Alcatel U3 3G | TCL 306 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
