1970 Irwin 34 vs 2010 X-Yachts Xc 35 — Comparison

1970 Irwin 34
VS
2010 X-Yachts Xc 35

Specifications Side by Side

Specification1970 Irwin 342010 X-Yachts Xc 35
General
ManufacturerIrwinX-Yachts
Year1970–19782010–2016
TypeSloopSloop
CountryUSADenmark
DesignerTed IrwinNiels Jeppesen
Dimensions
LOA10.36 m (34.0 ft)10.57 m (34.7 ft)
LWL8.23 m (27.0 ft)9.20 m (30.2 ft)
Beam3.20 m (10.5 ft)3.35 m (11.0 ft)
Draft1.52 m (5.0 ft)1.80 m (5.9 ft)
Weight
Displacement5,443 kg (12,000 lbs)5,800 kg (12,787 lbs)
Ballast2,177 kg (4,799 lbs)2,100 kg (4,630 lbs)
Sailing
Sail Area47.9 m² (516 ft²)52.0 m² (560 ft²)
Hull MaterialFiberglassFiberglass
Keel TypeFullFin
Engine & Tanks
Engine18 HP21 HP
Fuel Capacity76 L (20.1 gal)70 L (18.5 gal)
Water Capacity114 L (30.1 gal)140 L (37.0 gal)
Accommodation
Berths66
Cabins22

Performance Comparison

SA/D Ratio (Higher = more sail power per displacement)
1970 Irwin 34
15.73
2010 X-Yachts Xc 35
16.37
Ballast Ratio (Higher = more stability)
1970 Irwin 34
40.00
2010 X-Yachts Xc 35
36.21
Capsize Ratio (Lower = safer offshore)
1970 Irwin 34
0.73
2010 X-Yachts Xc 35
0.75
Comfort Ratio (Higher = gentler motion)
1970 Irwin 34
22.58
2010 X-Yachts Xc 35
19.28

Detailed Comparison

The 1970 Irwin 34 and 2010 X-Yachts Xc 35 represent two takes on sloop-rigged sailing. The 1970 Irwin 34 is a 1970s design by Irwin from USA, while the 2010 X-Yachts Xc 35 is a modern offering from X-Yachts from Denmark. The 1970 Irwin 34 was penned by Ted Irwin. The 2010 X-Yachts Xc 35 was designed by Niels Jeppesen.

In terms of size, the 1970 Irwin 34 measures 10.36m (34.0ft) overall with a beam of 3.20m, compared to the 2010 X-Yachts Xc 35 at 10.57m (34.7ft) with a 3.35m beam. The 2010 X-Yachts Xc 35 is 0.21m longer than the 1970 Irwin 34. The 2010 X-Yachts Xc 35 displaces approximately 7% more than its counterpart, which significantly affects how each boat handles in different sea states.

Looking at performance, the 1970 Irwin 34 has moderate sail power suitable for relaxed cruising with an SA/D ratio of 15.73 and 47.9 m² of sail area. The 2010 X-Yachts Xc 35, with an SA/D of 16.37 and 52.0 m² of canvas, offers moderate sail power suitable for relaxed cruising. The 2010 X-Yachts Xc 35 has the edge in terms of raw sailing performance.

For comfort and safety, the 1970 Irwin 34 offers a moderate motion comfort level (comfort ratio: 22.6) and excellent capsize resistance suitable for offshore voyaging (capsize ratio: 0.73). The 2010 X-Yachts Xc 35 has a comfort ratio of 19.3 and a capsize screening value of 0.75. The ballast ratios are 40.0% for the 1970 Irwin 34 and 36.2% for the 2010 X-Yachts Xc 35, reflecting their respective approaches to stability.

Below deck, the 1970 Irwin 34 provides 6 berths in 2 cabins with 114L of water capacity and 76L of fuel. The 2010 X-Yachts Xc 35 offers 6 berths in 2 cabins with 140L water and 70L fuel capacity.

Verdict

For cruising: The 1970 Irwin 34 is the better choice for comfortable cruising thanks to its higher comfort ratio, offering a gentler motion at sea that crews will appreciate on longer passages.

For racing: The 2010 X-Yachts Xc 35 has the performance advantage with its superior SA/D ratio, meaning more sail power relative to its displacement for competitive sailing.

For liveaboard: Both boats provide similar accommodation, making either a viable choice for living aboard. Consider water and fuel capacity for extended stays away from marinas.

Compare Different Boats

Looking for a different matchup? Browse All Boats

Or view individual specs: 1970 Irwin 34 · 2010 X-Yachts Xc 35