Standardized R Value Data

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O	P
1	manufacturer	product	R-Value of Standard Pad (500 g, 184x54 cm)	R value/ area density	Area Density (g/cm^2)	r-value to weight coefficient	Price/(r-value to area density)	r-value	weight (oz)	weight (g)	thickness (in)	Length (cm)	Width (cm)	prices	type	Notes

2	Therm-a-Rest	NeoAir XTherm	6.26	125.101	0.046	0.0134	1.51	5.70	15.00	425.24	2.50	183	51	$189.00	Self-Inflating
3	Exped	Downmat 7	5.05	100.926	0.058	0.0104	1.49	5.90	20.00	566.99	2.80	183	53	$150.00	Inflatable
4	Therm-a-Rest	Neoair Xlite	4.39	87.790	0.036	0.0094	2.05	3.20	12.00	340.19	2.50	183	51	$180.00	Self-Inflating
5	Therm-a-Rest	Neoair All Season	4.25	84.902	0.058	0.0091	1.77	4.90	19.00	538.64	0.63	183	51	$150.00	Self-Inflating
6	Pacific Outdoor Equip (hyalite)	Ether Thermo 6	4.21	84.275	0.071	0.0098	0.84	6.00	21.00	610.00	2.50	168	51	$71.00	Inflatable	No longer available/r value not to be trusted
7	Hyalite	Classic CC	4.21	84.132	0.027	0.0090	0.30	2.30	9.00	255.15	0.50	183	51	$25.00	Closed Cell	R Value downgraded from manufacturer claim--awaiting BPL test
8	Exped	Downmat 9	4.04	80.884	0.099	0.0085	1.98	8.00	33.20	941.20	3.50	183	52	$160.00	Inflatable
9	Gossamer Gear	Nightlight	3.74	74.846	0.030	0.0211	0.25	2.27	3.80	107.73	0.75	74	48	$19.00	Closed Cell	Listed weight 3.3-4.65 oz
10	Bivysack.com	Foam 1/2" Thick Winter	3.64	72.824	0.027	0.0094	0.26	2.00	7.50	212.62	0.50	152	51	$19.00	Closed Cell
11	Lawson Equipment	Evarest	3.50	69.918	0.011	0.0063	0.18	0.75	4.20	119.07	0.125	185	60	$12.50	Closed Cell
12	Therm-a-Rest	RidgeRest SOLite	3.29	65.842	0.043	0.0071	0.46	2.80	14.00	396.89	0.62	183	51	$30.00	Closed Cell
13	Gossamer Gear	Thinlight 3/8"	3.27	65.417	0.021	0.0087	0.21	1.36	5.50	155.92	0.38	150	50	$14.00	Closed Cell	Listed weight 5.3-5.7 oz
14	Big Agnes	Insulated Aircore Mummy	3.21	64.275	0.064	0.0069	1.40	4.10	21.00	595.34	2.50	183	51	$90.00	Inflatable	Weight saved by mummy shape, listed area is the same
15	Exped	SynMat UL 7 Air Pad	3.21	64.233	0.048	0.0067	2.72	3.10	16.20	459.26	2.80	183	52	$175.00	Inflatable
16	Nemo	Zor Short	3.20	64.074	0.078	0.0052	2.50	5.00	34.00	963.88	1.00	193	64	$160.00	Inflatable	Estimated R Value (based on m. claim of warmer than Astro)
17	Hyalite	Peak Oyl Elite	3.17	63.310	0.079	0.0068	2.37	5.00	26.00	737.09	2.50	183	51	$150.00	Inflatable	Used BPL R Value of 4-6
18	Klymit	Inertia X-frame	3.14	62.795	0.032	0.0078	1.59	2.00	9.10	257.98	1.50	180	45	$100.00	Inflatable
19	Therm-a-Rest	Z-lite SOL	3.06	61.139	0.043	0.0066	0.74	2.60	14.00	396.89	0.75	183	51	$45.00	Closed Cell
20	Therm-a-Rest	RidgeRest Solar	3.03	60.644	0.058	0.0065	0.66	3.50	19.00	538.64	0.75	183	51	$40.00	Closed Cell
21	Hyalite	Peak Elite AC	2.94	58.788	0.043	0.0063	1.53	2.50	14.00	396.89	1.50	183	51	$90.00	Inflatable	Lower R value used
22	Therm-a-Rest	NeoAir	2.94	58.788	0.043	0.0063	2.02	2.50	14.00	396.89	2.50	183	51	$119.00	Inflatable
23	REI	Blue Closed Cell Foam	2.85	57.035	0.025	0.0066	0.46	1.40	7.50	212.62	0.38	142	61	$26.00	Closed Cell
24	Klymit	Inertia Xlite	2.85	56.924	0.035	0.0116	1.58	2.00	6.10	172.93	1.5	107	46	$90.00	Inflatable	R Value for klymit pads is very debatable
25	Therm-a-Rest	Prolite Plus	2.84	56.864	0.067	0.0061	1.74	3.80	22.00	623.69	1.50	183	51	$99.00	Self-Inflating
26	Big Agnes	Insulated Aircore	2.81	56.240	0.073	0.0060	1.42	4.10	24.00	680.39	2.50	183	51	$80.00	Inflatable
27	Bivysack.com	Foam 3/16" thick	2.77	55.458	0.018	0.0107	0.26	0.99	3.25	92.14	0.19	102	51	$14.50	Closed Cell
28	Nemo	Astro Insulated	2.74	54.869	0.073	0.0059	2.00	4.00	24.00	680.39	2.50	183	51	$110.00	Inflatable	BPL test lists R Value of 1.5-3
29	Therm-a-Rest	RidgeRest Deluxe	2.69	53.714	0.058	0.0058	0.65	3.10	19.00	538.64	0.75	183	51	$35.00	Closed Cell
30	Therm-a-Rest	Z-lite	2.59	51.733	0.043	0.0055	0.58	2.20	14.00	396.89	0.75	183	51	$30.00	Closed Cell
31	Big Agnes	Insulated Q-Core	2.50	49.991	0.082	0.0054	2.98	4.10	27.00	765.44	3.50	183	51	$149.00	Inflatable
32	Hyalite	Peak Oyl Mtn (PM)	2.31	46.174	0.076	0.0046	2.92	3.50	27.00	765.44	1.50	198	51	$135.00	Inflatable	Lower R value used
33	Therm-a-Rest	Prolite	2.26	45.267	0.049	0.0049	2.21	2.20	16.00	453.59	1.00	183	51	$100.00	Self-Inflating
34	Gossamer Gear	Thinlight 1/8" Pad	2.24	44.873	0.010	0.0061	0.31	0.45	2.60	73.71	0.13	150	49	$14.00	Closed Cell
35	Big Agnes	Dual Core	2.17	43.317	0.115	0.0046	2.31	5.00	38.00	1,077.28	2.50	183	51	$100.00	Inflatable
36	Gossamer Gear	Thinlight 1/4" Pad Wide	2.12	42.472	0.021	0.0029	0.87	0.90	11.10	314.68	0.25	150	99	$37.00	Closed Cell
37	Therm-a-Rest	Camper Deluxe	2.11	42.134	0.128	0.0045	1.42	5.40	42.00	1,190.68	2.50	183	51	$60.00	Self Inflating
38	BMW	Torsolite	2.02	40.362	0.087	0.0119	1.73	3.50	10.40	294.83	1.00	80	43	$70.00	Inflatable	Not rectangular, area is a bit high
39	Therm-a-Rest	Trail Lite	2.00	39.976	0.085	0.0043	1.50	3.40	28.00	793.79	1.50	183	51	$60.00	Self-Inflating
40	REI	Lite-Core 1.5	1.95	39.018	0.082	0.0042	2.17	3.20	27.00	765.44	1.50	183	51	$84.50	Self-Inflating
41	REI	Trekker 1.75	1.73	34.567	0.122	0.0037	1.87	4.20	40.00	1,133.98	1.75	183	51	$64.50	Self-Inflating
42	Big Agnes	Clearview	1.09	21.847	0.046	0.0024	2.29	1.00	15.00	425.24	2.50	183	51	$50.00	Inflatable
43	Big Agnes	Aircore	0.87	17.327	0.058	0.0019	2.89	1.00	19.00	538.64	2.50	183	51	$50.00	Inflatable
44	BPL	Torsolite	2.30	46.001	0.076	0.0123	1.74	3.50	10.00	283.50	1.00	81	46	$80.00	Inflatable
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46
47	Credit to Kevin Burton of the bulk of the data