Expert Reviews
4.0 / 5
Original rating: 4 / 5
70-inch 70GK4245K
Read Expert Reviews reviewChecked 10 Sep 2026
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4.0
Based on 2 critic reviews
Provisional score
Provisional score
Summary: The Sharp GK4245K is a UK television range. Verified sizes currently include 70 inch. The 70-inch Sharp 70GK4245K is a UK television with 3840 x 2160 pixels resolution. It uses LED display technology. Its listed native refresh rate is 60 Hz. Smart TV features run on TiVo. Specifications may differ between sizes.
Specifications
Product:
Sharp GK4245K
Brand:
Sharp
Variations:
70 inch
Maximum Resolution:
3840 x 2160 pixels
Refresh Rate:
60 Hz
HDR:
Dolby Vision, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
HDMI:
3
Wifi:
Yes
Product image: 4T-C70GK4245KB, supplied through Icecat.
Expert reviews
One rating per publisher, shown on the same five-point scale.
What Hi-Fi?
4.0 / 5
Original rating: 4 / 5
Model family review; see source for the tested size.
Read What Hi-Fi? reviewChecked 10 Sep 2026
Specifications by screen size
Choose a size to see its exact UK model number and sourced specifications. Missing details are left unknown.
70-inch 4T-C70GK4245KB
| Screen Size | 70 inch |
|---|---|
| Resolution | 3840 x 2160 pixels |
| HD type | 4K Ultra HD |
| Display technology | LED |
| Refresh Rate | 60 Hz |
| HDR (High Dynamic Range) | Dolby Vision, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG) |
| HDMI | 3 |
| USB 2.0 ports | 2 |
| Wi-Fi | Yes |
| Smart TV platform | TiVo |
Specification source: Icecat product 122799781. UK model: 70GK4245K. · Checked 10 Sep 2026
More specifications from Icecat (91)
Exact model: 4T-C70GK4245KB · Icecat product ID 122799781 · Checked 10 Sep 2026. The overview above is selected from this exact datasheet.
| Display diagonal | 177.8 cm (70") |
|---|---|
| HD type | 4K Ultra HD |
| Display technology | LED |
| LED backlight | Yes |
| Screen shape | Flat |
| Native aspect ratio | 16:9 |
| Screen format adjustments | 4:3, 16:9 |
| Motion interpolation technology | Active Motion 400 |
| Native refresh rate | 60 Hz |
| Contrast ratio (dynamic) | 1000000:1 |
| Display resolution | 3840 x 2160 pixels |
| Display diagonal (metric) | 177 cm |
| Tuner type | Analog & digital |
| Analog signal format system | PAL, SECAM |
| Digital signal format system | DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2 |
| Smart TV | Yes |
| Internet TV | Yes |
| Operating system installed | TiVo |
| Hybrid Broadcast Broadband TV (HbbTV) | Yes |
| Hybrid Broadcast Broadband TV (HbbTV) version | 2.0.3 |
| Video apps | All 4, Amazon Prime Video, BBC iPlayer, Disney+, Freely, My5, Netflix, UKTV Play, YouTube |
| Number of speakers | 2 |
| RMS rated power | 20 W |
| Audio decoders | Dolby Atmos, Dolby Digital, Dolby Digital Plus |
| Equalizer | Yes |
| Enhanced Audio Return Channel (eARC) | Yes |
| Wi-Fi | Yes |
| Ethernet LAN | Yes |
| Product colour | Black |
| Colour name | Black |
| VESA mounting | Yes |
| Panel mounting interface | 400 x 300 mm |
| Frameless design | Yes |
| Introduction year | 2024 |
| Stand type | Legs stand |
| High Dynamic Range (HDR) technology | Dolby Vision, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG) |
| Subtitles function | Yes |
| Video formats supported | 3GP, 3GPP, ASF, AVI, DAT, FLV, MKV, MOV, MP4, MPG, TP, TRP, TS, VOB, WEBM |
| Audio formats supported | AAC, AC3, DTS, EAC3, FLAC, LPCM, M4A, MP3, WAV |
| Image formats supported | BMP, GIF, JPEG, JPG, MPO, PNG |
| High Dynamic Range (HDR) supported | Yes |
| Parental control | Yes |
| USB recording | Yes |
| HDMI version | 2.1 |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 2.0 ports quantity | 2 |
| Digital audio optical out | 1 |
| Headphone outputs | 1 |
| HDMI ports quantity | 3 |
| Electronic Programme Guide (EPG) | Yes |
| Auto power off | Yes |
| Sleep timer | Yes |
| Power consumption (standby) | 0.5 W |
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 92 kWh |
| Energy consumption (HDR) per 1000 hours | 175 kWh |
| AC input voltage | 220 - 240 V |
| AC input frequency | 50/60 Hz |
| Energy efficiency scale | A to G |
| Certification | UKCA, REACH/PAH/SCCP |
| Width (with stand) | 1556 mm |
| Depth (with stand) | 274 mm |
| Height (with stand) | 952 mm |
| Weight (with stand) | 19.8 kg |
| Width (without stand) | 1556 mm |
| Depth (without stand) | 82 mm |
| Height (without stand) | 906 mm |
| Quick start guide | Yes |
| Languages in manual | 1 |
| Package width | 1705 mm |
| Package depth | 160 mm |
| Package height | 1047 mm |
| Package weight | 27.3 kg |
| Mounting kit | No |
| Remote control included | Yes |
| Commodity Classification Automated Tracking System (CCATS) | 8528721000 |
| Batteries included | Yes |
| Battery type | AAA |
| Number of batteries supported | 2 |
| Built-in speaker(s) | Yes |
| Apple HomeKit support | No |
| Cleaning cloth | No |
| Country of origin | Poland |
| Dimensions (W x D x H) with stand | 1556 x 952 x 274 mm |
| Mains power | Yes |
| Stand | Yes |
| Supported batteries | AAA |
| Analogue tuner | No |
| DVB-T2 tuner | Yes |
| Dimensions (with stand) (WxHxD) | 1556 x 952 x 274 mm |
