Tests – · none yet Owners 74 · 1,575 reviews
“I like mine so much I'm on my second set. I got 55k out of my first set (could have got another 10k but started to get a little noisy). Exact tire you have (265/70-17 C load) on a 2018 4Runner.”
Relative Score (0–100): the weighted average of the categories below, each 60% road tests and 40% owner reviews (comfort 40/60). Based on 0 + 0 road tests and 1,575 + 12 owner reviews. How we score
All-Terrain T/A KO2 leads, 72–69 Narrow edge
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Tests – · none yet Owners 74 · 1,575 reviews
“I like mine so much I'm on my second set. I got 55k out of my first set (could have got another 10k but started to get a little noisy). Exact tire you have (265/70-17 C load) on a 2018 4Runner.”
Tests – · none yet Owners 69 · 12 reviews
Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 71 (est.) | ≈ 68 (est.) |
| Reviews found online | 75 | 69 |
All-Terrain T/A KO2: 60% × 71.1 (est.) + 40% × 75.3 = 73
Arrowspeed CP661: 60% × 68.4 (est.) + 40% × 68.7 = 68
No road tests of dry for All-Terrain T/A KO2. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.42).
No road tests of dry for Arrowspeed CP661. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.42).
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 71 (est.) | ≈ 71 (est.) |
| Reviews found online | 72 | 71 |
All-Terrain T/A KO2: 60% × 71.4 (est.) + 40% × 71.9 = 72
Arrowspeed CP661: 60% × 70.8 (est.) + 40% × 70.8 = 71
No road tests of wet for All-Terrain T/A KO2. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
No road tests of wet for Arrowspeed CP661. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.55).
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 73 (est.) | – |
| Reviews found online | 77 | – |
All-Terrain T/A KO2: 60% × 73.2 (est.) + 40% × 77.2 = 75
No road tests of snow for All-Terrain T/A KO2. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.37).
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 69 (est.) | ≈ 69 (est.) |
| Reviews found online | 71 | 67 |
All-Terrain T/A KO2: 40% × 69.5 (est.) + 60% × 71 = 70
Arrowspeed CP661: 40% × 68.7 (est.) + 60% × 66.7 = 67
No road tests of comfort for All-Terrain T/A KO2 or Arrowspeed CP661. The test half is the tested tires’ average (69): owners’ comfort ratings barely follow the road tests.
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 67 (est.) | – |
| Reviews found online | 73 | – |
All-Terrain T/A KO2: 60% × 66.6 (est.) + 40% × 72.5 = 69
No road tests of noise for All-Terrain T/A KO2. The test half is the tested tires’ average (67): owners’ noise ratings barely follow the road tests.
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Professional tests (TWG score) | ≈ 70 (est.) | ≈ 67 (est.) |
| Reviews found online | 77 | 69 |
All-Terrain T/A KO2: 60% × 69.9 (est.) + 40% × 77 = 73
Arrowspeed CP661: 60% × 67.1 (est.) + 40% × 68.8 = 68
No road tests of treadwear for All-Terrain T/A KO2. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.35).
No road tests of treadwear for Arrowspeed CP661. The test half is estimated from the owner ratings, as far as owners and testers agree (correlation 0.35).
| Source | All-Terrain T/A KO2 | Arrowspeed CP661 |
|---|---|---|
| Reviews found online | 69 | 69 |
| Category | BFGoodrich All-Terrain T/A KO2 | Nexen Arrowspeed CP661 |
|---|---|---|
| Relative Score | 72 | 69 |
| Dry | 73 | 68 |
| Wet | 72 | 71 |
| Snow | 75 | – |
| Comfort | 70 | 67 |
| Noise | 69 | – |
| Treadwear | 73 | 68 |
| Handling (owners) | 69 | 69 |
Higher is better. The Relative Score follows your weights below; category scores do not change.
Wet grip starts at “Important”. Treadwear starts at “Neutral” here: road tests measured it for at most one of the two tires, so it rests on owner reviews. Move the sliders and the scores update instantly.
Only one of the two tires has a score here, so this weight changes nothing in the head-to-head.
Only one of the two tires has a score here, so this weight changes nothing in the head-to-head.
All-Terrain T/A KO2
Arrowspeed CP661
Only categories both tires have data for count toward the headline score.
Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.
From Reddit, forums and review threads. Not part of our score
Community sentiment toward the BFGoodrich All-Terrain T/A KO2 is largely positive, with drivers frequently praising its aggressive styling, tough sidewalls, off-road durability, and solid general performance. Many owners report capable handling in snow, though several emphasize that it cannot replace a dedicated winter tire and can struggle on ice or packed snow. Criticisms center on high pricing, added weight hurting fuel economy, mud packing, occasional tread chunking, and difficulties with balancing causing highway vibrations.
“I really like my KO2s. Great traction in wet/dry/gravel/dirt conditions, not noisy on the pavement, they wear very evenly and my current set is coming up on 32K miles. The tires had 15/32" tread depth when new, I'm down to about 8/32" left, minimum tread is 4/32" so they're good for a little while yet. Won't hesitate to buy another set when the time comes.”
“I ran the stock AT3’s on TH for about 5k miles with no issues. They were quiet and handled sand, small/medium rock gardens and steps fine - though I was pretty concerned about punctures in the rocks. They were excellent in rain and surprisingly good in light snow which is pretty rare here in TX. I switched to 285/75/17 AT3’s because I wanted more rubber and contact when airing down. I’ve never run the AT4’s so I can’t speak to their capabilities. I’ve run BFG KO2’s, KO3’s and MT’s on other vehicles and they are excellent off road. The KO2’s and MT’s were not great in rain, but you learned how to deal with them. The KO3 is superior to the AT3 off road IMO. The downside being it’s hard to find load ranges other than E. That was one of the reasons I stayed with AT3’s when I went to a larger tire. I could get it in load range C, I was confident it could handle the off road conditions I would use them in, and they were excellent on road. The majority of my use is on road so I tried to be realistic and factor that in to the selection - not that I don’t look at a set of 35” R/T Pro’s and think “I Want That”.”
“FWIW, I had the same 18s that you have and went to a 16" Vision Cross wheel and wrapped them in 225/70 KO2s. I weighed the stock wheels and the new wheels and the new set is only 2 pounds heavier than stock at most. I don't notice much acceleration loss, but I really don't beat on my jeep either. I did notice a little "hum" once I'm going 30mph but it's nothing annoying at all and I don't even hear it anymore. I have also carefully measured MPGs with both set ups and I have not lost anything. This is calculated MPG, not just what the computer says and I do add an additional 2.5% due to the increase in tire circumference. My avg is 25.1 (25.73 when adding the 2.5%) and my commute is 75% hwy and 25% local. I was afraid to get the KO2s because of added weight, tire noise and mpg loss, but I was afraid for nothing. Just my 2 cents, but I remember reading most people talk about how bad things would be with these tires. I'm glad I listened to those who said mpg loss would be minimal at most. Mike”
Based on 395 community posts
We haven't collected enough community discussion about this tire yet.
| Attribute | A · BFGoodrich All-Terrain T/A KO2 | B · Nexen Arrowspeed CP661 |
|---|---|---|
| Category | All-Terrain tire | Summer |
| Vehicle type | SUV and 4x4 | Passenger Car / Crossover |
| Sizes available | 49 | — |
| Rim diameters | 15″ – 20″ | — |
| Tread depth | 13 - 15/32″ | — |
| Treadwear warranty | 50,000 mi | — |
| Sidewall | Black Side Wall - Raised White Lettering | — |
| Max pressure | 35 - 80 psi | — |
BFGoodrich All-Terrain T/A KO2
Nexen Arrowspeed CP661
Narrow edge: BFGoodrich All-Terrain T/A KO2 — better dry, treadwear and comfort. It leads or ties in every category we score. Nexen Arrowspeed CP661 rests on little evidence so far (0 tests, 12 reviews), so read this result as provisional.
BFGoodrich All-Terrain T/A KO2 scores 73 vs 68 on dry.
BFGoodrich All-Terrain T/A KO2 scores 73 vs 68 on treadwear.
BFGoodrich All-Terrain T/A KO2 scores 70 vs 67 on comfort.
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Neither, by our numbers: 72 vs 71 on the wet score, within 3 points.
BFGoodrich All-Terrain T/A KO2, 73 vs 68 on our dry score.
BFGoodrich All-Terrain T/A KO2, 70 vs 67 on our comfort score.
BFGoodrich All-Terrain T/A KO2, 73 vs 68 on our treadwear score.
Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements), each result compared with every other tire in the same test and newer tests counting more. 40% comes from owner reviews found online, adjusted for how generously each site rates. Both use one scale: the average tested tire gets 70, the best 100. When a tire has only one of the two, the missing half is estimated from the other and the score stays closer to average; with no road test and fewer than five owner reviews it gets no score yet.
Handling is the exception: road tests measure it inside the dry and wet scores, so its own row comes from owner ratings only and starts as less important.
Community buzz from Reddit and forums is shown for context only — it never changes the score. Full methodology