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Spain Navantia
Alvaro de Bazan class (F100)
Spanish Navy air-defense frigate built by Navantia around the Aegis combat system and SPY-1D radar, making Spain the first non-US Aegis operator. The F100 design was the basis for Norway's Fridtjof Nansen and Australia's Hobart-class destroyers.
In service since 2002 · 1 operator countries
Compiled from public sources ·primary reference ↗ ·last verified 2026-07-02
5,800
t
28.5
kn
4,500
nmi
48
VLS
250
crew
💲 ≈ $700,000,000 — Approximate build cost per ship
Procurement snapshot
Availability & export
National export licensing
Subject to Spain export-control approval; verify eligibility with the manufacturer.
Channel: Direct commercial / G2G
Fielded & proven
Limited · 1 operator
In service since 2002. Status: active · ~5 built.
Lifecycle cost (est.)
$1.8B – $2.5B
Acquisition is only ~30% of lifecycle cost — operating & support dominate over ~35 yrs. Rough 2.5–3.5× the unit price.
Interoperability
Derived guidance from public data — export regime by country of origin, lifecycle from the GAO ~30% acquisition rule. Verify eligibility, pricing and offsets with the manufacturer and your acquisition authority.
Full specifications
Firepower
Armament, payload and guidance.
- Main armament
Primary weapon: main gun, cannon or missile type.
- 1× 127 mm Mk 45 naval gun
- VLS cells
Vertical-launch missile cells on a warship — a proxy for magazine depth. Higher means more missiles before rearming.
- 48 Stronger than 76% of warships
- Torpedo tubes
Number of torpedo tubes (submarines and some surface ships).
- 6 Stronger than 69% of warships
Physical
Dimensions, weight and crew.
- Length
Overall length including gun/probe where applicable.
- 146.7 m
Sensors & avionics
Radar, sensor suite and datalinks.
- Radar
Primary radar. AESA (active electronically scanned array) is the current state of the art.
- AN/SPY-1D Aegis phased-array radar
Program
Cost, production scale and operators.
- Unit cost
Approximate flyaway/unit cost where public. Defense pricing varies hugely by contract, offsets and configuration. Lower is cheaper.
- $700,000,000 Stronger than 76% of warships
- Units built
Total production run. Higher means proven manufacturing, mature logistics and spares availability.
- 5 Stronger than 70% of warships
- Operator countries
Number of countries operating the system. More operators means broader support ecosystem.
- 1 Stronger than 45% of warships
Specifications compiled from public Navantia and reference sources ↗. Published defense figures are approximations — treat comparisons as directional. Last verified 2026-07-02.
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Fincantieri Bergamini class (FREMM) Frequently asked questions
What is the main armament of the Navantia Alvaro de Bazan class (F100)? +
The Navantia Alvaro de Bazan class (F100)'s primary weapon is the 1× 127 mm Mk 45 naval gun.
What is the Navantia Alvaro de Bazan class (F100) used for? +
The Navantia Alvaro de Bazan class (F100) is a warship typically used for air defense, anti ship.
How many countries operate the Navantia Alvaro de Bazan class (F100)? +
The Navantia Alvaro de Bazan class (F100) is operated by 1 countries.
How much does the Navantia Alvaro de Bazan class (F100) cost? +
The Navantia Alvaro de Bazan class (F100) has an approximate unit cost of 700,000,000 USD. Defense pricing varies by contract, offsets and configuration — treat this as directional.
