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Rob Allen
Rob Allen Tuna Railgun 1m
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Best Spearguns · head-to-head
Rob Allen Tuna Railgun 1m vs Beuchat Marlin Evil 2 Double Sling 90cm
A sourced, side-by-side comparison. Rob Allen Tuna Railgun 1m is cheaper at —. Every spec and price links to its source.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Rob Allen Tuna Railgun 1m |  Beuchat Marlin Evil 2 Double Sling 90cm |
|---|---|---|
| US price | — | — |
| Brand | Rob Allen | Beuchat |
| Released | — | — |
| Barrel length | 100 cm (39.4 in) | 90 cm (35.4 in) |
| Power type | band | band |
| Bands | 2x 16mm | 2x 14mm Megatonne (double sling) |
| Shaft diameter (mm) | 7.5 | 6.5 |
| Barrel material | aluminum (aircraft-grade, hard anodized) | aluminum (28mm tube) |
| Effective range (ft) | — | — |
| Reel ready | Yes | Yes |
| Buoyancy | — | — |
Sources — Rob Allen Tuna Railgun 1m: roballen.co.za (verified 2026-08-11). Beuchat Marlin Evil 2 Double Sling 90cm: beuchat-sports.com (verified 2026-08-11).
What's the difference between the Rob Allen Tuna Railgun 1m and Beuchat Marlin Evil 2 Double Sling 90cm?
Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.
- Barrel length: Rob Allen Tuna Railgun 1m 100 cm (39.4 in) vs Beuchat Marlin Evil 2 Double Sling 90cm 90 cm (35.4 in)
- Bands: Rob Allen Tuna Railgun 1m 2x 16mm vs Beuchat Marlin Evil 2 Double Sling 90cm 2x 14mm Megatonne (double sling)
- Shaft diameter (mm): Rob Allen Tuna Railgun 1m 7.5 vs Beuchat Marlin Evil 2 Double Sling 90cm 6.5
- Barrel material: Rob Allen Tuna Railgun 1m aluminum (aircraft-grade, hard anodized) vs Beuchat Marlin Evil 2 Double Sling 90cm aluminum (28mm tube)