Comparison · Asphalt architectural shingles · 2026

TAMKO Heritage vs IKO Cambridge 2026

The two most common entry-level architectural shingles on the budget end of the market. TAMKO Heritage is American-made (Joplin, Missouri) with a Limited Lifetime warranty and the Algae Cleaning Track granule blend. IKO Cambridge is Canadian-made, also Limited Lifetime, with a 10-year algae warranty as standard and a 130 mph upgrade path. Both come in around $90 to $115 per square at retail — they sit a clear tier below GAF Timberline HDZ and CertainTeed Landmark, and the choice is usually driven by what your local supplier stocks.
$25/sq
Savings vs mid-tier
110 mph
Wind rating (both base)
30 vs 21
Color count (TAMKO vs IKO)
Side-by-Side · Same shingle pair, both colors Drag the divider to compare
TAMKO Heritage · Rustic Black IKO Cambridge · Dual Black
Rustic Black → Dual Black
The decision · plainly
Two good shingles. One right for you.
Subject A

When to choose TAMKO Heritage.

  • American-made manufacturing matters to you or to your buyer.
  • Your supplier stocks TAMKO Heritage at a meaningfully better price than the regional IKO distributor.
  • You want the Algae Cleaning Track granule blend specifically (TAMKO's algae approach uses copper-infused granules that activate during rain).
  • Color choice matters and TAMKO's 30 colors include shades like Virginia Slate and Shadow Grey that IKO doesn't match exactly.
  • You like TAMKO's heavier-than-average laminate feel for a budget shingle.
Subject B

When to choose IKO Cambridge.

  • Your supplier stocks IKO Cambridge and you want the most-installed budget architectural in North America.
  • The 130 mph wind warranty upgrade is required for your insurance class or your county wind zone.
  • You want a 10-year algae warranty written into the standard product rather than as an optional granule upgrade.
  • Color choice favors IKO's Dual Black, Dual Brown, and Weatherwood — distinctive two-tone granule blends.
  • Your contractor is already an IKO ShieldPro Plus and you get the extended workmanship coverage as a result.
Specs · plain numbers
The numbers, side by side.
Category TAMKO Heritage IKO Cambridge
Material cost / square $95-115 American-made, regional supplier pricing $90-110 Wide North American distribution IKO ~$5 cheaper at retail
Weight per square ~210 lbs Standard-strip architectural feel ~210 lbs Standard laminate Tie
Wind rating 110 mph Base; upgrade requires specific TAMKO accessories 110 mph / 130 upgrade 130 mph upgrade is a documented warranty path IKO has the cleaner wind-warranty upgrade story
Hail / impact Class 3 optional Only on Heritage IR variant Class 3 optional Only on Cambridge IR variant Both available as IR variants
Fire rating Class A ASTM E108 / UL 790 Class A ASTM E108 / UL 790 Tie
Material warranty Lifetime ltd Transferable once within first 5 years Lifetime ltd Transferable once within first 5 years (ShieldPro Plus extends) Tie
Algae warranty Optional Algae Cleaning Track granules add years; not standard everywhere 10 years Blue-green algae standard on every Cambridge IKO wins on standardization
Color count 30 Including regional exclusives 21 Includes Dual-blend granules TAMKO wins on raw count
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On the install · YouTube
A pro installer takes both apart.
Comparison FAQ · plainly answered
Common questions.

The questions People Also Ask on Google for this comparison, answered without sales spin.

They sit in the same tier and last about the same when installed correctly: 20 to 28 years in Florida sun. The differences are at the margins — TAMKO has more colors, IKO has a stronger standard algae warranty, and IKO has the cleaner 130 mph upgrade path.

IKO Cambridge is typically $3 to $7 cheaper per square at retail. Local supplier relationships often outweigh the brand-level spread — get quotes from contractors stocked with each.

Both will shift slightly in their first 5 to 7 years, then stabilize. The fade is mild and uniform across the roof on either product. The premium dimensional shingles (HDZ, Landmark) hold color slightly better, but you are paying for that difference.

Yes if you take the 130 mph wind warranty upgrade. IKO Cambridge's 130 mph upgrade is the cleaner path. TAMKO Heritage requires a specific accessory installation method for its equivalent. Confirm with your contractor before signing.

Only the IR (impact-rated) variant of each — TAMKO Heritage IR and IKO Cambridge IR — carry the UL 2218 Class 3 rating. The standard product is not impact-rated. The IR variant adds $10 to $20 per square.

IKO Cambridge has a 10-year blue-green algae warranty written into every shingle. TAMKO Heritage offers Algae Cleaning Track as an optional granule upgrade. If you live in a humid climate and want algae coverage as standard, IKO is the safer pick.

Still not sure?

See both on your house.