Climbing grade

UIAA		YDS	Tech	Adj	Osteuropa	Ewbank
I	1	5.2			I		Isup
II	2	5.3			II		II
III	3	5.4			III	9	IIsup		3
III+	3+	5.5				10
IV	4-	5.6		VD	IV	11	III		4
IV+	4	5.7	4a			12
V-	4+	5.8	4b			14
V	5a					15
V+	5a			S	V	15	IIIsup	5−	5−
VI-	5b	5.9	5a	HS	VI	16	IV	5	5
VI	5c	5.8		VS	VIIa	17	IVsup	5+	5+
VI+		5.9	5a	HVS	VIIb	19	V		6−
VII-	6a+	5.10b		E1	VIIc	20	VI	6−	6−/6
VII	6b+	5.10d	5b			22	VI/VI+		6
VII+	6c	5.11a		E2	VIIIa	23	VIsup/VI+	6	6+
VIII−	7a	5.11c	5c	E3	VIIIc	25	7a	6+	7
VIII	7a+	5.11d		E4	IXa	26	7c	7−	7+
VIII+	7b	5.12a	6a	E5	IXc	27	8a	7+	7+/8−
IX−	7b+/7c	5.12b/c		E6	Xa	28	8c	8	8
IX	7c+	5.12c/d	7a		Xb	29	9a	8+	8/8+
IX+	8a+	5.13a/b		E7	Xc	31	9b	9−	8+
X−	8b	5.13c/d	7a			32	10a	9+	9−/9
X	8b+	5.14a		E8		33	10b	10−	9
X+	8c	5.14b				34	10c	10	9/9+
XI−	8c+	5.14c		E9		35	11b	11−	10−
XI	9a	5.14d	7c			36	11c	11	10
XI+	9a+	5.15a					12a