In depth comparison and review of HTC U Ultra and TCL 406. 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 | HTC U Ultra | TCL 406 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | T506K | |
| Form Factor | Touch | Touch | |
| Height | 145.99 mm | 164.66 mm | TCL 406 has greater height than HTC U Ultra. |
| Width | 72.9 mm | 75.4 mm | TCL 406 has greater width than HTC U Ultra. |
| Depth | 7.99 mm | 8.99 mm | HTC U Ultra is narrower than HTC U Ultra. |
| Weight | 145 g | 190 g | HTC U Ultra is lighter than HTC U Ultra. |
| Body Colour | Brilliant black | Dark grey | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | TCL 406 is waterproof. |
| Repairability Index | - | 8.1 (out of 10) | |
| SAR Value | 0.48 W/kg (body), 0.4 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 | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | HTC U Ultra | TCL 406 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | Super LCD | - | |
| Screen Size (Display Size) | 5.2" | 6.6" | TCL 406 has larger screen size than HTC U Ultra. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1612 x 720 pixels | HTC U Ultra has better screen resolution than TCL 406. |
| Display Format | Full HD | HD+ | |
| Pixel Density | 428 ppi | 269 ppi | HTC U Ultra has better pixel density than TCL 406. |
| 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 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | HTC U Ultra | TCL 406 |
|---|
| Processor Type (CPU) | MediaTek Helio P10 | MediaTek Helio G25 | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2 GHz | Both phones have the same clock speed. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | HTC U Ultra has 64-bit architecture. |
| Graphics System (GPU) | - | IMG GE8320 |
| MEMORY | HTC U Ultra | TCL 406 |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| User Memory | 22.8 GB | - | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSD, microSDXC - up to 512 GB |
| CAMERA | HTC U Ultra | TCL 406 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | HTC U Ultra has better camera resolution than TCL 406. |
| Sensor Size | - | 1/3" | |
| Sensor Type | BSI | - | |
| Lens Aperture | F/2.0 | F/2.2 | HTC U Ultra has better lens aperture than HTC U Ultra. |
| Lens Construction | - | 4-element | |
| Field of View (FoV) | - | 76.7 degree(s) | |
| Pixel Size | - | 1.12 μm | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | HTC U Ultra has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | 28 mm | - | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, Pro mode, Continuous shot, HYPERLAPSE, RAW mode | Panorama, Gesture Shot | |
| Face Recognition (Face ID) | Face detection | Face tracking | Both phones have face detection. |
| Light Source | Dual 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), Video Pic | 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) | 16 Megapixel | 5 Megapixel | HTC U Ultra has better front camera resolution than TCL 406. |
| Sensor Size (Front) | - | 1/5" | |
| Sensor Type (Front) | BSI | - | |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | HTC U Ultra has better front lens aperture than HTC U Ultra. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | - | 76.8 degree(s) | |
| Pixel Size (Front) | - | 1.12 μm | |
| Focus Adjustment | Automatic | Focus free | |
| Min Focal Length (Front) | 26.5 mm | - | |
| Special Effects (Front) | Live make-up | HDR | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Tap to focus, selfie panorama, Auto selfie (smile selfie, still selfie) | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Front) | HTC UltraPixel Camera, Voice selfie, Self timer up to 10 seconds | AI Selfie, auto capture |
| BATTERY AND CHARGING | HTC U Ultra | TCL 406 |
|---|
| Battery Capacity (Battery Size) | 2500 mAh | 5000 mAh | TCL 406 has larger battery capacity than HTC U Ultra. |
|---|---|---|---|
| Recharge Time (Charging Time) | - | 3.2 hours | |
| Standby Time | 427.54 hours | 2 days | HTC U Ultra has longer standby time than TCL 406. |
| Talk Time | 912 minutes | - | |
| Run Time Details | Talk (3G): up to 912 min Standby (3G): up to 427.54 hrs |
- |
| CELLULAR | HTC U Ultra | TCL 406 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | Android 13 | |
| User Interface | HTC Sense | - | |
| Intelligent Assistant | HTC Sense Companion | - | |
| Navigation | GPS, GLONASS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | HTC U Ultra | TCL 406 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE Advanced, VoLTE, 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 | |
| 3G UMTS Frequency | - | 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 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 | 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 | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | HTC U Ultra | TCL 406 |
|---|
| Supported Digital Audio Standards | WAV, AAC, MP3, FLAC, OGG, M4A, 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, MPEG-4, 3GP, TS, WebM | MPEG-4, MPEG-2, H.264, H.263, VP8, VP9, H.265 | |
| Sound Enhancements | HTC BoomSound Hi-Fi Edition | - |
| FEATURES | HTC U Ultra | TCL 406 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, magnetometer, gyro sensor, G-sensor | Accelerometer | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader (side) | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | AirPlay wireless streaming, sharing media via DLNA, Wi-Fi Miracast, Noise Cancellation Technology, Flip to Mute function, Power Saving Mode, Wi-Fi Calling, Pocket mode, Hi-Res Audio, Motion Launch, Android Sensor Hub, HTC Connect, Extreme power saving mode, Hi-Res audio stereo recording, HTC Usonic, Quiet ring on pick up | Software updates FOTA (Firmware Over The Air), HD Voice, dual stereo speakers, intelligent charging mode |
| OTHERS | HTC U Ultra | TCL 406 |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, LCD sticker |
|---|
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