Land Rover Defender trim comparison
2025 Land Rover Defender 90 P525 V8 vs 110 P635 OCTA Edition One
The Defender 90 P525 V8 starts at $109,800 while the 110 P635 OCTA Edition One is $167,800. That $58,000 gap buys 6 meaningful differences.
This trim jump changes the engine from 5.0L V8 to 4.4L V8 mild-hybrid Turbo. Everything else is secondary to whether that powertrain difference matters for how you drive.
Start with the 90 P525 V8 if the 5.0L V8 already feels sufficient for the way you drive. Step up to the 110 P635 OCTA Edition One only when the 4.4L V8 mild-hybrid Turbo powertrain is the reason you are moving higher in the lineup.
If you are budgeting this move monthly, the jump from the 90 P525 V8 to the 110 P635 OCTA Edition One is about $1021/month on a 60-month loan at 6.5% APR with 10% down. That works out to roughly $61,260 more by the time interest is counted. The payment only makes sense if that different powertrain matters to the way you actually drive, tow, or live with the vehicle.
Lock one trim, change the other side, and move through exact pair pages without resetting back to the full lineup every time.
Who notices the difference
The higher trim starts to make more sense when you are specifically shopping for the stronger powertrain, not just more trim content.
When both feel the same
Both the 90 P525 V8 and 110 P635 OCTA Edition One share the same 8-speed shiftable automatic transmission.
The upgrade math
You are paying $58,000 for 5 measurable differences, which works out to about $11,600 per change.
Key Differences at a Glance
This is the fast read: price, power, efficiency, and the feature flips most likely to change the answer.
Every Difference, Side by Side
This is the full read behind the quick decision signals above: the complete hardware, comfort, and equipment story. 6 specification differences, 1 shared.
Full Specification Comparison
Specifications reflect available data as of early 2025. Confirm details with an authorized dealer before purchasing.
| Spec | 90 P525 V8 | 110 P635 OCTA Edition One |
|---|---|---|
| Pricing | ||
| MSRP | $109,800 | $167,800 |
| Powertrain | ||
| Engine | 5.0L V8 | 4.4L V8 mild-hybrid Turbo |
| Horsepower | 518 hp | 626 hp |
| Torque | 461 lb-ft | 553 lb-ft |
| Transmission | 8-speed shiftable automatic | 8-speed shiftable automatic |
| Drivetrain | AWD | AWD |
| Fuel Economy | ||
| City MPG | 15 | 15 |
| Highway MPG | 19 | 19 |
| Combined MPG | 16 | 17 |
| Fuel Tank | 23.8 gal | 23.8 gal |
| Annual Fuel Cost (EPA) | $3,600/yr | $3,400/yr |
| Dimensions | ||
| Curb Weight | No published data | 5,950 lbs |
| Wheelbase | 101.9" | 119.0" |
| Length | 180.5" | 197.5" |
| Height | 77.5" | 78.5" |
| Warranty | ||
| Bumper-to-Bumper | 4yr/50k | 4yr/50k |
| Powertrain | 4yr/50k | 4yr/50k |
| Corrosion | 6yr/unlimited | 6yr/unlimited |
| Roadside Assistance | 4yr/50k | 4yr/50k |
Data sources: licensed third-party automotive data, EPA fueleconomy.gov, NHTSA, and official manufacturer materials. Values marked est. are estimated.
2025 Land Rover Defender 90 P525 V8 vs 110 P635 OCTA Edition One Questions Shoppers Ask
Use this page for the direct trim answer, then zoom back out to the Land Rover Defender lineup, the Land Rover brand hub, the Midsize SUVs, the how to pick a trim guide, or our mid-trim value research when you need the bigger shopping path behind this one matchup.
How much more does the 2025 Defender 110 P635 OCTA Edition One cost than the 90 P525 V8?
The 110 P635 OCTA Edition One starts at $167,800 compared to $109,800 for the 90 P525 V8. That is a $58,000 difference, or approximately $1021/month more on a 60-month loan.
Do the 2025 Land Rover Defender 90 P525 V8 and 110 P635 OCTA Edition One have the same engine?
No. The 90 P525 V8 uses a 5.0L V8 (518 hp, 461 lb-ft), while the 110 P635 OCTA Edition One has the 4.4L V8 mild-hybrid Turbo (626 hp, 553 lb-ft). That is 108 more horsepower. Both pair with the same 8-speed shiftable automatic.
Do the 2025 Defender 90 P525 V8 and 110 P635 OCTA Edition One have the same drivetrain?
Yes. Both come with AWD as standard. The differences between these trims are in features and equipment, not drivetrain.
What warranty does the 2025 Land Rover Defender come with?
All 2025 Land Rover Defender trims, including both the 90 P525 V8 and 110 P635 OCTA Edition One, come with Land Rover's standard warranty: 4yr/50k bumper-to-bumper and 4yr/50k powertrain coverage. Warranty does not vary by trim level.
Is the 2025 Land Rover Defender 110 P635 OCTA Edition One worth $58,000 more than the 90 P525 V8?
The $58,000 buys the 4.4L V8 mild-hybrid Turbo. If that powertrain matters for how you drive, yes. If not, the 90 P525 V8 does the same job for less.
Which 2025 Land Rover Defender trim gets better fuel economy, the 90 P525 V8 or the 110 P635 OCTA Edition One?
The 110 P635 OCTA Edition One is the more efficient of the two at 17 combined MPG, versus 16 for the other trim. That matters most if you are balancing running costs against the extra power, drivetrain, or comfort equipment tied to the pricier trim.
The Full Story Behind This Price Gap
Use the direct answer above for this exact matchup, then use these guides to understand whether you are really looking at a feature step-up, a package shuffle, or the point where the lineup starts changing in a meaningful way.
What $58,000 Gets You
The Defender 110 P635 OCTA Edition One costs $58,000 more but shares the same drivetrain as the 90 P525 V8. The differences are mostly cosmetic or marginal, so the practical jump is limited.
90 P525 V8 vs. 110 P635 OCTA Edition One: Day-to-Day
The 110 P635 OCTA Edition One comes with the 4.4L V8 mild-hybrid Turbo instead of the 90 P525 V8's 5.0L V8. That means 108 more horsepower and 92 more lb-ft of torque. That extra power shows up most clearly once you are out of town and asking more of the drivetrain.
Fuel Economy Comparison
The Defender 110 P635 OCTA Edition One gets 1 more combined MPG. At $3.50/gallon and 12,000 miles/year, that saves roughly $154 per year or $770 over five years of ownership.
Summary
$58,000 more for the Defender 110 P635 OCTA Edition One gets you 5 real differences. At $1,021/month more, the question is whether those specific changes are things you will use regularly.
Trim-Matched Accessories
These add-ons are split by trim intent so the recommendations follow the actual use case, not just the same repeated product block.
Land Rover Defender 90 P525 V8
Value-trim add-onsThese picks fit the 90 P525 V8 best when the goal is covering the daily-use gaps without paying up to the next trim.
Land Rover Defender 110 P635 OCTA Edition One
Step-up trim add-onsThese picks suit the 110 P635 OCTA Edition One when you want the accessories to match the nicer cabin, broader utility, or more premium use case.
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Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material for the 2025 model year. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Land Rover or any dealership.
Page updated 2026-04-12. Verify equipment, pricing, and regional availability with the manufacturer or dealer.