TVs · 43″ · 3840×2160 · LED LCD

TCL 43A400 ProX1

Uses less electricity than 98% of the 5,712 TVs, 43–54″ on the EU register. At your selected price (European Union) that is €17 a year, €165 over ten years.

Power, SDR: 40.0 W; Typical 54 W
Running cost: €17 / year; 4 h a day
Power, HDR: 90.0 W; 2.3× SDR

Only 86 of 5,712 TVs, 43–54″ do better. Class E is the best class any model in this group reaches. In HDR it draws 90.0 W, 2.3 times its SDR power. TCL has 293 models in this group; this one is number 7 among them. TCL sells the same label values under other model names: 43A400 Pro-UKX7, 43A400 Pro-UKXB.

Where it stands

Rank 87 of 5,712 TVs, 43–54″ by yearly consumption. 86 use less.

Next to it in the ranking

TCL 43A400 Pro-UKX7 58 kWh same
TCL 43A400 Pro-UKXB 58 kWh same
TCL 43A400 ProX1 58 kWh
Sharp 4T-C43HJx 58 kWh same
Sharp 4T-C43JJ4x 58 kWh same

See the full ranking

What it will cost you

Period	43A400 ProX1	43WOUHDZERO1	Difference
1 year	€17	€3	−€13
5 years	€83	€17	−€66
10 years	€165	€33	−€132
15 years	€248	€50	−€198

Is the more efficient model worth its price?

Price · 43A400 ProX1 Price · 43WOUHDZERO1

Years of use

Enter both purchase prices to see the total cost of ownership.

Power in SDR and HDR

SDR 40.0 W

HDR 90.0 W

Group median, SDR 54.0 W

Cost by viewing time

Use	kWh / yr	€ / yr
2 hours a day	29	€8
4 hours a day	58	€17
8 hours a day	117	€33

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model	Size	SDR W	kWh / yr	Saves / year	in 10 years
TCL 43A400 ProX1 (this model)	43″	40.0	58	—	—
Q.2 43WOUHDZERO1 compare	43″	8.0	12	€13	€132
Q.2 4319 compare	43″	8.0	12	€13	€132
JCL43WEBOS4K compare	43″	27.5	40	€5	€52
Philips 43HFL4025/12 compare	43″	30.0	44	€4	€41
Silver IPFR-43/411594 compare	43″	30.9	45	€4	€38

Label and product sheet

Energy class SDR / HDR: E / G
On-mode power SDR: 40.0 W
On-mode power HDR: 90.0 W
Standby / networked standby: 0.5 W / 2.0 W
Screen diagonal: 43″
Resolution: 3840×2160
Panel: LED LCD
Refresh rate: 60 Hz
Software updates (minimum): 8 years
Guarantee (supplier): 2 years
Spare parts (minimum): 8 years

Model numbers and history

Registered by TCL under one model number.

43A400 ProX1

9 April 2026 First published in the EU register (EPREL)
10 April 2026 Placed on the EU market

Questions

How much does the TCL 43A400 ProX1 cost to run?

At 4 hours a day it uses about 58 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €17 a year, or €165 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 90.0 W instead of 40.0 W, 2.3 times as much. The yearly cost on this page uses SDR, as the label does.