Honor 400 Smart: compare UK contract deals

No upfront costs

We've taken each network's Honor 400 Smart contracts they're offering this May and looked for the ones with no upfront costs. Here are the best choices for small, medium and data allowances we found:

Vodafone's 1GB deal below is currently the best small data plan with no upfront cost:

Unlimited minutes + Unlimited texts +  1GB data (5G) =  £23 a month, £0 up front (36‑month contract)
See full deal

🛈 Increased to: £24.80 on April 1 2027.
Increased to: £26.60 on April 1 2028

Or you can get a chunkier 30GB of data for your Honor 400 Smart by taking Vodafone's plan here, which still has nothing to pay up front:

Unlimited minutes + Unlimited texts +  30GB data (5G) =  £29 a month, £0 up front (36‑month contract)
See full deal

🛈 Increased to: £30.80 on April 1 2027.
Increased to: £32.60 on April 1 2028

120GB with this Vodafone deal should be enough for most people's needs and doesn't cost you anything today:

Unlimited minutes + Unlimited texts +  120GB data (5G) =  £38 a month, £0 up front (36‑month contract)
See full deal

🛈 Increased to: £39.80 on April 1 2027.
Increased to: £41.60 on April 1 2028

Or finally, if you'd just rather have unlimited data with your Honor 400 Smart and nothing to pay up front, we'd say the best option this May is this from Vodafone:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £42 a month, £0 up front (36‑month contract)
See full deal

🛈 Increased to: £43.80 on April 1 2027.
Increased to: £45.60 on April 1 2028

Useful link: Compare all no upfront cost deals above

Unlimited data

We've searched through all the networks that offer unlimited data with their Honor 400 Smart contracts this May. Below, we pick through the best-value option from each provider:

The most competitive is this deal on iD Mobile at £14.99 a month (£9 up front):

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £14.99 a month, £9 up front (24‑month contract)
See full deal

🛈 Increased to: £16.49 on April 1 2028.
Increased to: £17.99 on April 1 2029

Or Vodafone have got a good £21 a month alternative for unlimited data here in second place:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £21 a month, £9 up front (24‑month contract)
See full deal

🛈 Increased to: £22.80 on April 1 2027.
Increased to: £24.60 on April 1 2028

Next is this from Three:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £33.83 a month, £70 up front (36‑month contract)
See full deal

🛈 Increased to: £35.33 on April 1 2028.
Increased to: £36.83 on April 1 2029

And finally, it's O2, whose £40.86 a month unlimited data contract below we find the least competitive:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £40.86 a month, £30 up front (36‑month contract)
See full deal

🛈 Monthly airtime plan price will increase each April by the Retail Price Index rate of inflation published in February + 3.9%

And that's it. No other network offers unlimited data with the Honor 400 Smart. If nothing's tickled your fancy here, use our comparison tool to check other combos of upfront cost, data speed and contract length.

Useful link: Compare all unlimited data deals above

iD Mobile's Honor 400 Smart deals start from £10.99 a month

From our most recent check, the Honor 400 Smart is currently available in Velvet Black only on iD Mobile. They only have it in one choice of memory: 256GB.

You've only got one contract length choice of 24 months for the Honor 400 Smart on iD Mobile and it's only possible to get via the re-sellers Mobiles.co.uk and Carphone Warehouse. iD Mobile don't have it in their own range of phones.

iD Mobile's best Honor 400 Smart deals

✔ Best overall deal

The deal below is iD Mobile's current most competitive plan for the Honor 400 Smart:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £14.99 a month, £9 up front (24‑month contract)
See full deal

🛈 Increased to: £16.49 on April 1 2028.
Increased to: £17.99 on April 1 2029

✔ Unlimited data

Our favourite unlimited data deal for the Honor 400 Smart on iD Mobile is the one above in the best overall deal section.

On a pay monthly deal, you're looking at prices between £10.99 - £14.99 per month on iD Mobile, depending on the minutes, texts and data you want. And that's with £9 - £39 upfront costs.

Useful link: Compare all iD Mobile's Honor 400 Smart deals

O2 offer 96x Honor 400 Smart deals starting from £27.86

On O2, our latest search of all their deals found that the Honor 400 Smart is available in Velvet Black and Meteor Silver at the moment. Memory-wise, they've only got the 128GB version.

O2 offer the Honor 400 Smart on 36, 24 or 12‑month contracts but the only way to get it on their network is by joining direct, there's no option to join via any re-sellers.

O2's best Honor 400 Smart deals

✔ Best overall deal

This is O2's current most-competitive plan for the Honor 400 Smart, from our most recent comparison:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £42.79 a month, £30 up front (24‑month contract)
See full deal

🛈 Monthly airtime plan price will increase each April by the Retail Price Index rate of inflation published in February + 3.9%

✔ Unlimited data

O2's best unlimited data plan for the Honor 400 Smart is the same as our overall favourite deal above.

Depending on the amount of minutes, texts and data you want in your deal, monthly costs on O2 range between £27.86 - £57.57 (with £30 upfront costs).

Useful link: Compare all O2's Honor 400 Smart deals

Three's Honor 400 Smart deals start at £14.83 a month

Looking at their latest deals in May, if you want the Honor 400 Smart from Three, they've currently got it in Velvet Black only. And they've only got it in the 128GB memory version.

The Honor 400 Smart only comes on one length of contract with Three (36 months) and you can't get it on a contract with them via re-sellers like Carphone Warehouse, you have to join directly.

Three's best Honor 400 Smart deals

✔ Best overall deal

We think this is currently Three's most competitive plan for the Honor 400 Smart:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £33.83 a month, £70 up front (36‑month contract)
See full deal

🛈 Increased to: £35.33 on April 1 2028.
Increased to: £36.83 on April 1 2029

✔ Unlimited data

If you want unlimited data with your Honor 400 Smart, our top-pick on Three is the same as our overall best deal above.

The monthly costs on Three range between £14.83 - £46.47 according to the amount of minutes, texts and data you want. You're looking at paying £35 - £100 upfront too.

Useful link: Compare all Three's Honor 400 Smart deals

Vodafone: get the Honor 400 Smart from £13 a month

Our latest search of their deals finds that Vodafone currently have the Honor 400 Smart in Velvet Black only. And there's a choice of two memory variants: 256GB and 128GB.

Vodafone sell the Honor 400 Smart on two contract lengths: 24 or 36 months and you can choose between joining them directly for your deal or via the re-sellers Carphone Warehouse and Mobiles.co.uk.

Vodafone's best Honor 400 Smart deals

✔ Best overall deal

Here's the Vodafone Honor 400 Smart deal that stacks up best against other providers:

Unlimited minutes + Unlimited texts +  Unlimited data (5G) =  £21 a month, £9 up front (24‑month contract)
See full deal

🛈 Increased to: £22.80 on April 1 2027.
Increased to: £24.60 on April 1 2028

✔ Unlimited data

The best Honor 400 Smart plan with unlimited data from Vodafone is the same as the one we've chosen as their best overall deal above.

Price-wise, Vodafone have contracts priced ranging between £13 - £52.50 a month (with £0 - £64 upfront), depending on the minutes, texts and data you want.

Useful link: Compare all Vodafone's Honor 400 Smart deals