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Compare operators, 2025

Pick a company or group, then the competitors to hold it against, or compare verifiers. Every figure comes from the public THETIS-MRV reports for EU and EEA voyages.

Side by side

All 2025 reports of each operator, across every ship type. Change is against 2024 where the operator reported then.

Nav-Tech BV
Ships5
CO₂ emitted66 kt−26.4%
Fuel per mile65 kg/nm
Average speed13.5 kn
CO₂ at berth5.9%
Ships burning LNG2
Main segmentContainer

Fuel per mile and speed depend on ship size and type; compare them within a segment below.

Segment by segment

Efficiency only compares within a ship type. Each row gives the CO₂ per transport work of an operator's typical (median) ship, and the bar sets it against the typical ship of the whole segment: to the left of the line it emits less CO₂ for the same transport work, to the right more.

Container

CO₂ per transport work (cargo) in g CO₂/t·nm · segment median 16.3

  • Nav-Tech BV50.9 (+212%)
  • ← betterworse →
ShipsPer workvs medianFuel kg/nmSpeed knHours at seaAt berthLNG
Nav-Tech BV350.9+212%8314.75,1523.8%–
Segment median 16.30%

Ro-ro

CO₂ per transport work (cargo) in g CO₂/t·nm · segment median 95.2

  • Nav-Tech BV59.4 (−38%)
  • ← betterworse →
ShipsPer workvs medianFuel kg/nmSpeed knHours at seaAt berthLNG
Nav-Tech BV259.4−38%4212.24,91313.6%2
Segment median 95.20%

Verification and monitoring

Who verifies each operator's reports, and which MRV methods its ships use to measure fuel (share of reports).

Verifiers (ships)A · delivery notesB · tank monitoringC · flow metersD · direct
Nav-Tech BVDNV (5)20%100%20%0%

Nav-Tech BV: ships furthest from their peers

Each ship's CO₂ per transport work against the median ship of its type and size band. +100% means the ship emits twice as much CO₂ for the same transport work as a typical ship of its size. Ro-pax ships show passenger figures, with freight underneath.

ShipIMOSegmentCO₂ per transport workSize-band medianvs medianSpeed knCO₂Allowances
HELGAFELL9306017Container52.2 g CO₂/t·nm44.8+17%14.720,097 t€624k
ARNARFELL9306005Container49.6 g CO₂/t·nm44.8+11%14.718,788 t€647k
SAMSKIP KVITNOSLNG9642576Ro-ro62.8 g CO₂/t·nm161−61%12.26,871 t€355k
SAMSKIP KVITBJØRNLNG9642564Ro-ro55.9 g CO₂/t·nm161−65%12.36,898 t€362k

30 of 5 reports shown. A high ratio can mean an older or faster-sailing ship, short trades with much time manoeuvring, or part-loaded voyages; it marks where to look first.

Notes

  • Companies are ISM companies (Document of Compliance holders) as named in THETIS, usually the ship manager.
  • Groups combine ISM companies matched on name and known ownership. If a company is in the wrong group, tell us at info@navalyze.com.
  • Efficiency figures use full-year reports with fuel; totals include part-year reports.
  • Euro figures use the EUA price set at the top of the page.
  • Verifier names vary by entity and year (for example DNV AS and DNV Hellas); they are rolled up into one brand. A verifier's figures cover the ships whose 2025 report it verified.