Why choose Terrex Agravic Speed Ultra?Buy Terrex Agravic Speed Ultra if
+2.6 Weight Efficiency+2.6 Weight Efficiency: Better measured rating in wear-test consensus.
Head-to-Head Comparison·Lab Telemetry
adidas · Trail
Terrex Agravic Speed Ultra
78
Stack40mm
Weight264g
Drop8mm
Altra · Trail
Olympus 5
78
Stack33mm
Weight350g
Drop0mm
Key Differences & Advantages
Why choose Olympus 5?Buy Olympus 5 if
+1.7 Durability+1.7 Durability: Better measured rating in wear-test consensus.
The Runner's Pick
Final Decision: Who Buys Which Model?
Side-by-side selection criteria grounded in verified mechanical specs
adidas
Terrex Agravic Speed Ultra
78
Choose the Terrex Agravic Speed Ultra if:
Choose the Terrex Agravic Speed Ultra if your priority is an ultralight chassis with effortless turnover powered by Lightstrike Pro PEBA foam with TPE Energy Rods and a noticeably lighter weight (264g vs 350g). It is the better match for runners targeting minimizing leg fatigue across late-mile splits over the Olympus 5's focus on high-mileage protection and low-impact recovery cruising.
8mm drop · 264g · $220Audit
Altra
Olympus 5
78
Choose the Olympus 5 if:
Choose the Olympus 5 if your priority is heavy-duty outsole coverage and resilient midsole longevity powered by Altra EGO MAX compression-molded foam (350g). It is the better match for runners targeting logging 400+ grueling training miles without early breakdown over the Terrex Agravic Speed Ultra's focus on race-pace velocity and responsive tempo efforts.
0mm drop · 350g · $180Audit
Dealbreaker Warnings · Who Should Skip These
Critical biomechanical trade-offs to avoid buying the wrong shoe
adidas Terrex Agravic Speed Ultra
Skip Terrex Agravic Speed Ultra if your typical workout calls for a specialized racer rather than a durable daily trainer.
Altra Olympus 5
Skip Olympus 5 if your mileage includes paved asphalt or concrete; aggressive 4mm lugs wear rapidly on hard surfaces and cause harsh ground shock.
8-Axis Telemetry Radar
Dead even · 78 PTS
Terrex78vsOlympus78
Tap any axis node to inspect wear-test citations
🔬 Inspect Granular Lab Specs & Fit Telemetry▼
Fit & Sizing Consensus
Real-world wear-test consensus across runner foot profiles
Terrex Agravic Speed Ultra
Olympus 5
Sizing LengthSizing differs
Runs Small
Terrex62%
True to Size
Olympus88%
Runs Large
Terrex Agravic Speed Ultra: Runs small — consider 0.5 size up(n=24)
Olympus 5: True to size(n=30)
Toe Box WidthSizing differs
Performance Tight
Standard
Terrex76%
Wide
Olympus92%
Terrex Agravic Speed Ultra: Standard width(n=26)
Olympus 5: Roomy / wide toe box(n=32)
Arch SupportMatch
Flat / Low
Terrex68%Olympus80%
Neutral Stability
High Arch
Terrex Agravic Speed Ultra: Flat / low arch(n=20)
Olympus 5: Flat / low arch(n=24)
| RADAR AXIS | Terrex Agravic Speed Ultra | Olympus 5 | Δ DELTA | COHORT RANK |
|---|---|---|---|---|
| Cushioning & Softness | 7.8 | 8.9 | −1.1 (Olympus 5 higher by NaN) | #15/28 |
| Energy Return & Bounce | 8.1 | 6.7 | +1.4 (Terrex Agravic Speed Ultra higher by 1.4) | #15/28 |
| Weight Efficiency | 7.8 | 5.2 | +2.6 (Terrex Agravic Speed Ultra higher by 2.6) | #15/28 |
| Stability & Support | 7.2 | 7.9 | −0.7 (Olympus 5 higher by NaN) | #15/28 |
| Traction & Grip | 9.0 | 8.4 | +0.6 (Terrex Agravic Speed Ultra higher by 0.6) | #15/28 |
| Upper Comfort & Lockdown | 7.2 | 8.4 | −1.2 (Olympus 5 higher by NaN) | #15/28 |
| Breathability | 7.8 | 6.9 | +0.9 (Terrex Agravic Speed Ultra higher by 0.9) | #15/28 |
| Durability | 6.6 | 8.3 | −1.7 (Olympus 5 higher by NaN) | #15/28 |
| Meta-Score | 78contender | 78contender | 0.0 | Calibrated |
The Record · Specification Telemetry
Cohort-relative percentiles and verified technical specs
Terrex Agravic Speed Ultra
Olympus 5
Weight (US Men's 9)Lighter than 76% of daily trainers
Terrex Agravic Speed Ultra264g
Olympus 5350g
›adidas Terrex Agravic Speed Ultra saves 86g per stride, noticeable after mile 6 of continuous running.
Heel Cushion StackMore underfoot foam than 58% of trainers
Terrex Agravic Speed Ultra40.0mm
Olympus 533.0mm
›adidas Terrex Agravic Speed Ultra delivers 7.0mm more vibration isolation for long recovery efforts than Olympus 5.
Heel-to-Toe DropΔ 8.0mm
Terrex Agravic Speed Ultra8.0mm
Olympus 50.0mm
›Terrex Agravic Speed Ultra's 8mm drop shifts load toward the knees/quads, while Olympus 5's 0mm drop engages the Achilles and calves.
Midsole Foam & Energy ReturnHigher rebound than 83% of tested foams
Lightstrike Pro PEBA foam with TPE Energy Rods8.1/10
Altra EGO MAX compression-molded foam6.7/10
›Lightstrike Pro PEBA foam with TPE Energy Rods yields a springier, high-rebound toe-off compared to Altra EGO MAX compression-molded foam's grounded, stable feel.
Outsole Durability & TractionTougher rubber than 87% of road shoes
Continental rubber6.6/10
Vibram Megagrip with TrailClaw lug pattern8.3/10
›Olympus 5 utilizes Vibram Megagrip with TrailClaw lug pattern compound formulated for extended 500+ mile abrasive asphalt longevity.
Fit & Sizing Consensus
Real-world wear-test consensus across runner foot profiles
Terrex Agravic Speed Ultra
Olympus 5
Sizing LengthSizing differs
Runs Small
Terrex62%
True to Size
Olympus88%
Runs Large
Terrex Agravic Speed Ultra: Runs small — consider 0.5 size up(n=24)
Olympus 5: True to size(n=30)
Toe Box WidthSizing differs
Performance Tight
Standard
Terrex76%
Wide
Olympus92%
Terrex Agravic Speed Ultra: Standard width(n=26)
Olympus 5: Roomy / wide toe box(n=32)
Arch SupportMatch
Flat / Low
Terrex68%Olympus80%
Neutral Stability
High Arch
Terrex Agravic Speed Ultra: Flat / low arch(n=20)
Olympus 5: Flat / low arch(n=24)
The Record · Specification Telemetry
Cohort-relative percentiles and verified technical specs
Terrex Agravic Speed Ultra
Olympus 5
Weight (US Men's 9)Lighter than 76% of daily trainers
Terrex Agravic Speed Ultra264g
Olympus 5350g
›adidas Terrex Agravic Speed Ultra saves 86g per stride, noticeable after mile 6 of continuous running.
Heel Cushion StackMore underfoot foam than 58% of trainers
Terrex Agravic Speed Ultra40.0mm
Olympus 533.0mm
›adidas Terrex Agravic Speed Ultra delivers 7.0mm more vibration isolation for long recovery efforts than Olympus 5.
Heel-to-Toe DropΔ 8.0mm
Terrex Agravic Speed Ultra8.0mm
Olympus 50.0mm
›Terrex Agravic Speed Ultra's 8mm drop shifts load toward the knees/quads, while Olympus 5's 0mm drop engages the Achilles and calves.
Midsole Foam & Energy ReturnHigher rebound than 83% of tested foams
Lightstrike Pro PEBA foam with TPE Energy Rods8.1/10
Altra EGO MAX compression-molded foam6.7/10
›Lightstrike Pro PEBA foam with TPE Energy Rods yields a springier, high-rebound toe-off compared to Altra EGO MAX compression-molded foam's grounded, stable feel.
Outsole Durability & TractionTougher rubber than 87% of road shoes
Continental rubber6.6/10
Vibram Megagrip with TrailClaw lug pattern8.3/10
›Olympus 5 utilizes Vibram Megagrip with TrailClaw lug pattern compound formulated for extended 500+ mile abrasive asphalt longevity.
| RADAR AXIS | Terrex Agravic Speed Ultra | Olympus 5 | Δ DELTA | COHORT RANK |
|---|---|---|---|---|
| Cushioning & Softness | 7.8 | 8.9 | −1.1 (Olympus 5 higher by NaN) | #15/28 |
| Energy Return & Bounce | 8.1 | 6.7 | +1.4 (Terrex Agravic Speed Ultra higher by 1.4) | #15/28 |
| Weight Efficiency | 7.8 | 5.2 | +2.6 (Terrex Agravic Speed Ultra higher by 2.6) | #15/28 |
| Stability & Support | 7.2 | 7.9 | −0.7 (Olympus 5 higher by NaN) | #15/28 |
| Traction & Grip | 9.0 | 8.4 | +0.6 (Terrex Agravic Speed Ultra higher by 0.6) | #15/28 |
| Upper Comfort & Lockdown | 7.2 | 8.4 | −1.2 (Olympus 5 higher by NaN) | #15/28 |
| Breathability | 7.8 | 6.9 | +0.9 (Terrex Agravic Speed Ultra higher by 0.9) | #15/28 |
| Durability | 6.6 | 8.3 | −1.7 (Olympus 5 higher by NaN) | #15/28 |
| Meta-Score | 78contender | 78contender | 0.0 | Calibrated |
The Runner's Pick
Final Decision: Who Buys Which Model?
Side-by-side selection criteria grounded in verified mechanical specs
adidas
Terrex Agravic Speed Ultra
78
Choose the Terrex Agravic Speed Ultra if:
Choose the Terrex Agravic Speed Ultra if your priority is an ultralight chassis with effortless turnover powered by Lightstrike Pro PEBA foam with TPE Energy Rods and a noticeably lighter weight (264g vs 350g). It is the better match for runners targeting minimizing leg fatigue across late-mile splits over the Olympus 5's focus on high-mileage protection and low-impact recovery cruising.
8mm drop · 264g · $220Audit
Altra
Olympus 5
78
Choose the Olympus 5 if:
Choose the Olympus 5 if your priority is heavy-duty outsole coverage and resilient midsole longevity powered by Altra EGO MAX compression-molded foam (350g). It is the better match for runners targeting logging 400+ grueling training miles without early breakdown over the Terrex Agravic Speed Ultra's focus on race-pace velocity and responsive tempo efforts.
0mm drop · 350g · $180Audit
Quiver Overlap
Direct Trail Rivals
2-Shoe Rotation Strategy
Both models occupy the exact same trail slot on your shoe rack. Rather than buying both, runner consensus suggests picking the lighter Terrex Agravic Speed Ultra (264g) for quicker cadence, or the Olympus 5 for its Altra EGO MAX compression-molded foam ride feel and structure.
Terrex Agravic Speed Ultra RoleTrail Workhorse
Olympus 5 RoleAlternative Trail
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