UK tyre comparison • Source feeds: 2 Nov 2026
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Prices are last recorded observations, dated where shown. An unchanged price does not expire after a fixed number of hours. Confirm today’s price, availability and final total with the retailer.

Home / 315/40 R21 tyres / Michelin X-Ice Snow+
❄ WinterMichelin X-Ice Snow+ tyre model

Retailer-supplied model image; sidewall and markings may vary by size.

Michelin · Car

X-Ice Snow+

315/40 R21 115H · XL

315/40 R21 115H XL EV Suitable, Nordic Compound, with rim protectionleiste (FSL)

Wet gripDEfficiencyBExternal noise70 dB
From £393.44 / tyre

2 retailers · Source: 2 Nov 2026

Item prices per tyre; fitting extra. Retailer coverage comes from participating UK merchant feeds.

Tirendo UK£393.44mytyres.co.uk£397.42Delivery, dates & full offer details ↓

Size alone does not confirm fitment. Check your vehicle’s approved size, load, speed and any original-equipment markings.

THIS EXACT VARIANT, IN PLAIN ENGLISH

What the current record says

This winter car tyre is recorded as Michelin X-Ice Snow+ in 315/40 R21, with 115H and extra load (XL), EV suitable markings.

Current item price£393.442 current retailer feeds; fitting extra
Retailer price spread£3.98Difference between current item prices
Tyre-label recordwet grip D · efficiency B · 70 dB external noiseRetailer-supplied values for this variant
Recorded history22 price levelsObservations since 30 Sept 2026

This summary rewrites structured catalogue fields; it is not a road test, review score or vehicle-fitment decision. Missing markings remain unconfirmed.

Compare retailer prices

Per tyre. Fitting is not included in this comparison. Confirm the final total and availability with the retailer.

Commercial disclosure We may earn a commission when you buy through these links. Prices are ordered from low to high, regardless of commission.

Tirendo UK

Listed available in feed · 2-4 working days

Source updated 2 Nov 2026 · Imported 3 Nov 2026
£393.44Feed delivery charge: £0Confirm postcode and order conditions
Visit Tirendo UK ↗

mytyres.co.uk

Listed available in feed · 2-5 weekdays

Source updated 2 Nov 2026 · Imported 3 Nov 2026
£397.42Feed delivery charge: £0Confirm postcode and order conditions
Visit mytyres.co.uk ↗

EXPLORE THE CAR REFERENCES

Cars with 315/40 R21 in their manufacturer references

1 model guide mention this size. Open a guide to check the documented edition, wheel option and axle.

Size match only — compatibility is not confirmed. The tyre shown may have different load or speed ratings, XL/HL, run-flat construction or manufacturer markings. Check your exact generation, trim, wheel and axle requirements before buying.

BMW XM →

UK online tyre reference; checked 30 September 2026

United Kingdom

  • 315/40 R21 115 Y XL HP · Rear
    XM; standard (STD)
Browse all 200 car guides →

THE PRICE, OVER TIME

Recorded price changes.

30 Sept 2026 – 2 Nov 2026 · UK GBP item price per tyre

£385.23 – £412.47Observed range
Recorded GBP item prices for Michelin X-Ice Snow+ 315/40 R21 115H XL EV Suitable, Nordic Compound, with rim protectionleiste (FSL)Tirendo UK: 11 recorded price levels; mytyres.co.uk: 11 recorded price levels. Exact dates and prices are in the table below. Steps show when a changed price was recorded, not every movement between feeds.£385.23£412.47Tirendo UK: £408.89, 30 Sept 2026Tirendo UK: £385.23, 2 Oct 2026Tirendo UK: £387.23, 5 Oct 2026Tirendo UK: £387.96, 6 Oct 2026Tirendo UK: £386.89, 7 Oct 2026Tirendo UK: £387.13, 8 Oct 2026Tirendo UK: £387.43, 10 Oct 2026Tirendo UK: £390.63, 19 Oct 2026Tirendo UK: £408.00, 31 Oct 2026Tirendo UK: £392.49, 1 Nov 2026Tirendo UK: £393.44, 2 Nov 2026mytyres.co.uk: £412.47, 30 Sept 2026mytyres.co.uk: £388.66, 2 Oct 2026mytyres.co.uk: £389.54, 5 Oct 2026mytyres.co.uk: £390.28, 6 Oct 2026mytyres.co.uk: £389.20, 7 Oct 2026mytyres.co.uk: £389.44, 8 Oct 2026mytyres.co.uk: £389.74, 10 Oct 2026mytyres.co.uk: £392.96, 19 Oct 2026mytyres.co.uk: £412.13, 31 Oct 2026mytyres.co.uk: £396.47, 1 Nov 2026mytyres.co.uk: £397.42, 2 Nov 202630 Sept 20262 Nov 2026
━ Tirendo UK┄ mytyres.co.uk

Each point is a dated retailer-feed observation. Repeated unchanged prices are not added as new changes. Lines connect recorded levels; changes between checks may be missing. Delivery and fitting are excluded. This is a short history from participating retailer feeds, not a market price index.

View dates and prices as a table
RetailerChange observedItem price
Tirendo UK30 Sept 2026£408.89
Tirendo UK2 Oct 2026£385.23
Tirendo UK5 Oct 2026£387.23
Tirendo UK6 Oct 2026£387.96
Tirendo UK7 Oct 2026£386.89
Tirendo UK8 Oct 2026£387.13
Tirendo UK10 Oct 2026£387.43
Tirendo UK19 Oct 2026£390.63
Tirendo UK31 Oct 2026£408.00
Tirendo UK1 Nov 2026£392.49
Tirendo UK2 Nov 2026£393.44
mytyres.co.uk30 Sept 2026£412.47
mytyres.co.uk2 Oct 2026£388.66
mytyres.co.uk5 Oct 2026£389.54
mytyres.co.uk6 Oct 2026£390.28
mytyres.co.uk7 Oct 2026£389.20
mytyres.co.uk8 Oct 2026£389.44
mytyres.co.uk10 Oct 2026£389.74
mytyres.co.uk19 Oct 2026£392.96
mytyres.co.uk31 Oct 2026£412.13
mytyres.co.uk1 Nov 2026£396.47
mytyres.co.uk2 Nov 2026£397.42

Tirendo UK last source check: 2 Nov 2026 · mytyres.co.uk last source check: 2 Nov 2026

YOUR SIZE IN CONTEXT

How does this variant compare?

Among 27 current winter variants in 315/40 R21, from 11 brands in our feeds. Each variant contributes its lowest available item price once.

This variant£393.44
Same-size median£357.66
Same-size range£169.99–£524.41
Wet-grip A2 / 24Variants with a supplied grade

Ratings, load, speed, construction and manufacturer approvals may differ within this size. Price position is not a performance score or a fitment recommendation.

EXPLORE THE ALTERNATIVES

Similar tyres in 315/40 R21

Same recorded size, season, vehicle category, XL marking and run-flat status. Exact-rated choices are limited, so some cards have different load or speed ratings, clearly marked below.

Check the full specification and manufacturer markings. A missing run-flat marking is not proof of conventional construction. These suggestions do not confirm vehicle fitment. Check your car’s requirements.

Different load or speed — check requirements

Speed T vs H · £4.94 more per tyre · EV marking differs; check specification

Different load or speed — check requirements

Speed V vs H · £35.78 less per tyre · Wet grip B vs D · External noise 74 vs 70 dB · EV marking differs; check specification

Different load or speed — check requirements

Speed W vs H · £46.80 less per tyre · Wet grip B vs D · Efficiency C vs B · External noise 74 vs 70 dB · EV marking differs; check specification

Different load or speed — check requirements

Speed V vs H · £148.58 less per tyre · Wet grip B vs D · Efficiency C vs B · External noise 75 vs 70 dB

Browse all 315/40 R21 tyres →

The finer details

Know what you’re comparing.

Specifications are supplied by the retailer for this variant. A missing field means it is not confirmed. Label values can differ between sizes of the same model.

How to read tyre labels ↗
Tyre size
315/40 R21
Load index
115
Speed rating
H
Season
Winter
Vehicle category
Car
Extra load (XL)
Marked XL / reinforced
Run-flat
Not confirmed
EV suitability
Retailer marks EV suitable
Wet grip
D
Fuel efficiency
B
External rolling noise
70 dB
Manufacturer part number
429660
EAN / GTIN
3528704296606
Read the retailer’s description

Supplied by mytyres.co.uk. These are the retailer’s product claims, not independent test findings from Tyres Compared.

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Source & product identity

Offers are matched by validated EAN/GTIN with matching brand, size, load and speed; manufacturer part numbers must also agree when both records supply them. Tyres without a valid GTIN remain retailer-specific. Merchant specification: 315/40 R21 115H XL EV Suitable, Nordic Compound, with rim protectionleiste (FSL).

These are dated retailer feed observations, not independent tyre tests or guaranteed stock. Tirendo UK feed updated 2 Nov 2026; mytyres.co.uk feed updated 2 Nov 2026.

A closer look at X-Ice Snow+

Recorded price difference

For Michelin X-Ice Snow+ 315/40 R21 115H XL EV Suitable, Nordic Compound, with rim protectionleiste (FSL), the displayed item prices differ by £3.98. The lowest is 1% below the highest displayed price (£397.42). This compares the same listed variant; delivery and other checkout charges are outside this calculation.

Four-tyre item subtotal

Four units of this exact listed tyre variant at the lowest displayed item price would total £1,573.76. This is an item-price calculation; fitting, delivery and vehicle suitability must be checked separately.

Exact-product identifier

The recorded barcode 3528704296606 passes its check-digit calculation. Use the complete code when comparing this item with another listing; the check digit checks the code format, not authenticity or compatibility.

Reading the Item price column

In the 22 numeric rows displayed in this table, Item price ranges from 385.23 (Tirendo UK) to 412.47 (mytyres.co.uk). The difference is 27.24 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.