The 84 Fastest Ecommerce Sites by AB testing

(August 2026) - real-user mobile speed from Google CrUX, 28-day window

Rank	Brand	AB testing	CWV	LCP	INP	CLS
1	Herman Miller	VWO	PASS	1.0s	109ms	0.05
2	Perfume.com	Optimizely	PASS	1.0s	150ms	0.00
3	Le Creuset	Convert	PASS	1.3s	163ms	0.02
4	Party City	Adobe Target	PASS	1.3s	140ms	0.00
5	Seed Heritage	Optimizely	PASS	1.5s	171ms	0.01
6	Banfield Pet Hospital	Optimizely	PASS	1.5s	121ms	0.00
7	Chaco	Omniconvert	PASS	1.5s	196ms	0.08
8	Whistles	AB Tasty	PASS	1.5s	147ms	0.04
9	Shaver Shop	AB Tasty	PASS	1.6s	146ms	0.03
10	Patagonia	AB Tasty	PASS	1.6s	156ms	0.02
11	Bowflex	Adobe Target	PASS	1.9s	121ms	0.03
12	Cricut	Optimizely	PASS	2.0s	157ms	0.03
13	All Saints	Optimizely	PASS	2.1s	112ms	0.01
14	Yeti	Optimizely	PASS	2.1s	196ms	0.08
15	Birkenstock	Optimizely	PASS	2.2s	167ms	0.08
16	Banana Republic	Optimizely	PASS	2.2s	179ms	0.07
17	Aquasana	VWO	PASS	2.3s	154ms	0.03
18	Traeger Grills	Adobe Target	FAIL	1.3s	110ms	0.10
19	Liberty	Optimizely	FAIL	1.5s	250ms	0.05
20	Furniture Village	Optimizely	FAIL	1.6s	154ms	0.15
21	Funko	AB Tasty	FAIL	1.6s	218ms	0.01
22	Jos A Bank	AB Tasty	FAIL	1.6s	229ms	0.06
23	Quiksilver	Adobe Target	FAIL	1.7s	318ms	0.12
24	Peter Millar	Convert	FAIL	1.7s	164ms	0.24
25	Saucony	Omniconvert	FAIL	1.7s	248ms	0.09
26	Marc Jacobs	AB Tasty	FAIL	1.8s	511ms	0.16
27	Janie and Jack	Omniconvert	FAIL	1.8s	129ms	0.12
28	Brooks Brothers	Optimizely	FAIL	1.9s	202ms	0.05
29	Maurice's	Adobe Target	FAIL	1.9s	137ms	0.48
30	Lee Jeans	Optimizely	FAIL	1.9s	212ms	0.08
31	Wrangler US	Optimizely	FAIL	2.0s	209ms	0.05
32	American Girl	Optimizely	FAIL	2.0s	254ms	0.03
33	Mulberry	Optimizely	FAIL	2.0s	130ms	0.10
34	Steve Madden	AB Tasty	FAIL	2.0s	247ms	0.10
35	YOOX Group	Optimizely	FAIL	2.0s	294ms	0.14
36	LifeWay Christian Stores	Adobe Target	FAIL	2.1s	128ms	0.12
37	Lane Bryant	Optimizely, Adobe Target	FAIL	2.1s	247ms	0.02
38	The Children's Place	Adobe Target	FAIL	2.1s	597ms	0.43
39	Toolstation	Optimizely	FAIL	2.1s	225ms	0.46
40	PetSmart	Granify	FAIL	2.2s	275ms	0.04
41	Footaction	Adobe Target	FAIL	2.2s	598ms	0.65
42	Country Outfitter	VWO	FAIL	2.2s	121ms	0.21
43	Hanna Andersson	AB Tasty	FAIL	2.2s	177ms	0.17
44	Netgear	Optimizely	FAIL	2.3s	236ms	0.03
45	Michaels Stores	Optimizely	FAIL	2.3s	353ms	0.26
46	Bissell	AB Tasty	FAIL	2.3s	400ms	0.13
47	Brooks Running	AB Tasty	FAIL	2.4s	212ms	0.02
48	Hibbett Sports	VWO	FAIL	2.4s	288ms	0.02
49	J Jill	Adobe Target	FAIL	2.4s	351ms	0.26
50	Leslie's	Optimizely	FAIL	2.5s	183ms	0.14
51	Karen Millen	AB Tasty	FAIL	2.5s	225ms	0.09
52	Philosophy	Optimizely	FAIL	2.5s	212ms	0.03
53	American Eagle	Adobe Target	FAIL	2.5s	512ms	0.19
54	Coach	Optimizely	FAIL	2.6s	443ms	0.28
55	Celine	AB Tasty	FAIL	2.6s	532ms	0.08
56	Arc'teryx	Optimizely	FAIL	2.7s	273ms	0.15
57	Bonobos	Optimizely	FAIL	2.7s	221ms	0.18
58	Balenciaga	AB Tasty	FAIL	2.7s	226ms	0.04
59	Ashley HomeStore	Optimizely	FAIL	2.8s	273ms	0.06
60	Guess	AB Tasty	FAIL	2.8s	276ms	0.12
61	1800 Petmeds	Optimizely	FAIL	2.8s	179ms	0.10
62	Bottega Veneta	AB Tasty	FAIL	2.8s	235ms	0.07
63	Lands' End	Adobe Target, Optimizely	FAIL	2.9s	478ms	0.42
64	Ubisoft Store	AB Tasty	FAIL	2.9s	266ms	0.34
65	Loft	Adobe Target	FAIL	3.0s	264ms	0.08
66	Smartwool	Optimizely	FAIL	3.0s	261ms	0.16
67	Cartier Inc	AB Tasty	FAIL	3.0s	378ms	0.13
68	Allied Electronics	Optimizely	FAIL	3.0s	232ms	0.01
69	HarmanKardon	Optimizely	FAIL	3.1s	194ms	0.02
70	Dicks Sporting Goods	Adobe Target	FAIL	3.1s	253ms	0.20
71	Carphone Warehouse	Adobe Target	FAIL	3.1s	134ms	0.00
72	Dolce&Gabbana	AB Tasty	FAIL	3.3s	1659ms	0.37
73	R.M.Williams	Optimizely	FAIL	3.3s	471ms	0.06
74	Riley Home	Optimizely	FAIL	3.3s	179ms	0.19
75	Timberland	Optimizely	FAIL	3.4s	347ms	0.44
76	JBL	Optimizely	FAIL	3.4s	350ms	0.11
77	Zara	Optimizely	FAIL	3.5s	630ms	0.16
78	Burts Bees	Optimizely	FAIL	3.6s	263ms	0.23
79	Kohl's	Adobe Target	FAIL	3.7s	559ms	0.10
80	Diadora	Ablyft	FAIL	3.8s	199ms	0.10
81	Dyson	Adobe Target	FAIL	3.9s	127ms	0.08
82	PUMA	AB Tasty	FAIL	3.9s	362ms	0.14
83	Clarins	AB Tasty	FAIL	4.3s	260ms	0.14
84	KidsFootLocker.com	Adobe Target	FAIL	8.8s	136ms	0.10

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