You searched for boats similar to the R19
Class	Crew	Length	Beam	PN	Hull Weight	Trapeze	Spinnaker	Sail Area	Spinnaker Area	Year Designed	Insurance Group
Scimitar	3	6.2 m	1.9 m	0		0	Symmetric				5
Swordfish	2 - 3	4.57 m	1.54 m	0	170 kg	0	Symmetric	12 sq m	7.43 sq m	1948	3
Yngling	3	6.35 m	1.73 m	0		0	Symmetric	14.0 sq m	6.3 sq m	1967
Sonar	3 - 5	7.0 m	2.4 m	0	950 kg	0	Symmetric	23.2 sq m	22.8 sq m		5
Soling	3	8.2 m	1.9 m	914		0	Symmetric	21.7 sq m	40.9 sq m	1964
National 18	3	5.49 m	1.83 m	955	250 kg	0	Symmetric	22.3 sq m	17.65 sq m	1938	5
Comet Trio	2 - 3	4.6 m	1.83 m	1086	134 kg	0	Symmetric	12.53 sq m	9.28 sq m	1994	3
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