GPS Accuracy-statistics

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Device Count Accuracy
(Combined)
Trueness
(Average Distance Error)
Standard Deviation
(From mean)
Standard Deviation
(From true)
Repeatability Pace Error (95%) Distance Error
(from 9:00 min/mile) (from 5:30 min/Km) (20 miles) (30 Km)
Footpod (calibrated) 3255 1.79% (94.3 Ft/Mile, 17.9 m/Km) 0.18% (9.4 Ft/Mile, 1.8 m/Km) 2.51% (132.7 Ft/Mile, 25.1 m/Km) 2.52% (133.0 Ft/Mile, 25.2 m/Km) 2.45% (129.2 Ft/Mile, 24.5 m/Km) 0:27 0:17 0.04 0.05
Polar V800 2007 1.96% (103.3 Ft/Mile, 19.6 m/Km) 0.26% (13.7 Ft/Mile, 2.6 m/Km) 2.74% (144.8 Ft/Mile, 27.4 m/Km) 2.75% (145.4 Ft/Mile, 27.5 m/Km) 2.13% (112.4 Ft/Mile, 21.3 m/Km) 0:30 0:18 0.05 0.08
Suunto Ambit3 Run 1261 2.08% (110.1 Ft/Mile, 20.8 m/Km) 0.44% (23.2 Ft/Mile, 4.4 m/Km) 2.88% (152.1 Ft/Mile, 28.8 m/Km) 2.92% (153.9 Ft/Mile, 29.2 m/Km) 2.17% (114.8 Ft/Mile, 21.7 m/Km) 0:31 0:19 0.09 0.13
Garmin 205 1152 2.36% (124.5 Ft/Mile, 23.6 m/Km) 0.34% (18.1 Ft/Mile, 3.4 m/Km) 3.30% (174.1 Ft/Mile, 33.0 m/Km) 3.32% (175.1 Ft/Mile, 33.2 m/Km) 2.97% (156.6 Ft/Mile, 29.7 m/Km) 0:36 0:22 0.07 0.10
Suunto Ambit2 R 2.0.11 1025 2.41% (127.4 Ft/Mile, 24.1 m/Km) 1.49% (78.8 Ft/Mile, 14.9 m/Km) 2.67% (140.9 Ft/Mile, 26.7 m/Km) 3.07% (162.0 Ft/Mile, 30.7 m/Km) 2.22% (117.5 Ft/Mile, 22.2 m/Km) 0:33 0:20 0.30 0.45
Garmin 910XT with Footpod 695 2.47% (130.4 Ft/Mile, 24.7 m/Km) 1.23% (64.9 Ft/Mile, 12.3 m/Km) 3.01% (159.1 Ft/Mile, 30.1 m/Km) 3.27% (172.5 Ft/Mile, 32.7 m/Km) 2.41% (127.1 Ft/Mile, 24.1 m/Km) 0:35 0:22 0.25 0.37
iPhone 4s 947 2.51% (132.4 Ft/Mile, 25.1 m/Km) 1.01% (53.4 Ft/Mile, 10.1 m/Km) 3.24% (171.0 Ft/Mile, 32.4 m/Km) 3.40% (179.4 Ft/Mile, 34.0 m/Km) 2.83% (149.2 Ft/Mile, 28.3 m/Km) 0:37 0:22 0.20 0.30
iPhone 5s (Alt) 656 2.53% (133.7 Ft/Mile, 25.3 m/Km) 1.16% (61.4 Ft/Mile, 11.6 m/Km) 3.17% (167.4 Ft/Mile, 31.7 m/Km) 3.39% (178.9 Ft/Mile, 33.9 m/Km) 2.52% (133.1 Ft/Mile, 25.2 m/Km) 0:37 0:22 0.23 0.35
Garmin 310XT with Footpod 3255 2.55% (134.5 Ft/Mile, 25.5 m/Km) 0.59% (31.0 Ft/Mile, 5.9 m/Km) 3.51% (185.1 Ft/Mile, 35.1 m/Km) 3.56% (187.7 Ft/Mile, 35.6 m/Km) 3.03% (159.8 Ft/Mile, 30.3 m/Km) 0:38 0:23 0.12 0.18
Leikr 596 2.61% (137.7 Ft/Mile, 26.1 m/Km) 1.11% (58.5 Ft/Mile, 11.1 m/Km) 3.33% (175.7 Ft/Mile, 33.3 m/Km) 3.52% (185.7 Ft/Mile, 35.2 m/Km) 2.68% (141.3 Ft/Mile, 26.8 m/Km) 0:38 0:23 0.22 0.33
Garmin 610 997 2.75% (145.1 Ft/Mile, 27.5 m/Km) 1.66% (87.5 Ft/Mile, 16.6 m/Km) 3.08% (162.8 Ft/Mile, 30.8 m/Km) 3.51% (185.6 Ft/Mile, 35.1 m/Km) 2.29% (121.0 Ft/Mile, 22.9 m/Km) 0:38 0:23 0.33 0.50
iPhone 5s 761 2.75% (145.2 Ft/Mile, 27.5 m/Km) 0.55% (29.0 Ft/Mile, 5.5 m/Km) 3.81% (201.2 Ft/Mile, 38.1 m/Km) 3.85% (203.3 Ft/Mile, 38.5 m/Km) 3.18% (168.1 Ft/Mile, 31.8 m/Km) 0:42 0:25 0.11 0.17
Garmin 620 (3.30) 964 2.94% (155.1 Ft/Mile, 29.4 m/Km) 1.71% (90.5 Ft/Mile, 17.1 m/Km) 3.35% (177.1 Ft/Mile, 33.5 m/Km) 3.79% (199.9 Ft/Mile, 37.9 m/Km) 2.81% (148.2 Ft/Mile, 28.1 m/Km) 0:41 0:25 0.34 0.51
Garmin 310XT no Footpod 1449 3.01% (159.1 Ft/Mile, 30.1 m/Km) 0.68% (35.6 Ft/Mile, 6.8 m/Km) 4.15% (219.2 Ft/Mile, 41.5 m/Km) 4.21% (222.2 Ft/Mile, 42.1 m/Km) 3.83% (202.3 Ft/Mile, 38.3 m/Km) 0:45 0:28 0.14 0.20
Suunto Ambit2 R 2.0.7 1023 3.08% (162.5 Ft/Mile, 30.8 m/Km) 1.03% (54.6 Ft/Mile, 10.3 m/Km) 4.09% (216.2 Ft/Mile, 40.9 m/Km) 4.23% (223.2 Ft/Mile, 42.3 m/Km) 2.80% (147.6 Ft/Mile, 28.0 m/Km) 0:46 0:28 0.21 0.31
Samsung Galaxy S3 836 3.19% (168.2 Ft/Mile, 31.9 m/Km) 1.39% (73.3 Ft/Mile, 13.9 m/Km) 4.04% (213.4 Ft/Mile, 40.4 m/Km) 4.29% (226.3 Ft/Mile, 42.9 m/Km) 3.01% (158.7 Ft/Mile, 30.1 m/Km) 0:46 0:28 0.28 0.42
TomTom Cardio Runner (1.8.42) 766 3.22% (169.9 Ft/Mile, 32.2 m/Km) 2.31% (121.9 Ft/Mile, 23.1 m/Km) 3.13% (165.5 Ft/Mile, 31.3 m/Km) 3.92% (207.1 Ft/Mile, 39.2 m/Km) 2.06% (109.0 Ft/Mile, 20.6 m/Km) 0:42 0:26 0.46 0.69
Garmin 920XT 858 3.39% (179.1 Ft/Mile, 33.9 m/Km) 2.51% (132.4 Ft/Mile, 25.1 m/Km) 3.19% (168.4 Ft/Mile, 31.9 m/Km) 4.09% (216.0 Ft/Mile, 40.9 m/Km) 2.48% (131.1 Ft/Mile, 24.8 m/Km) 0:44 0:27 0.50 0.75
Footpod (uncalibrated) 3255 3.68% (194.2 Ft/Mile, 36.8 m/Km) 2.35% (124.0 Ft/Mile, 23.5 m/Km) 4.00% (211.0 Ft/Mile, 40.0 m/Km) 4.64% (245.1 Ft/Mile, 46.4 m/Km) 3.95% (208.4 Ft/Mile, 39.5 m/Km) 0:50 0:31 0.47 0.70
Polar RC3 GPS 1093 3.75% (197.8 Ft/Mile, 37.5 m/Km) 1.71% (90.4 Ft/Mile, 17.1 m/Km) 4.70% (248.3 Ft/Mile, 47.0 m/Km) 5.01% (264.7 Ft/Mile, 50.1 m/Km) 3.83% (202.5 Ft/Mile, 38.3 m/Km) 0:54 0:33 0.34 0.51
Garmin Fenix 3 1013 3.76% (198.6 Ft/Mile, 37.6 m/Km) 2.45% (129.3 Ft/Mile, 24.5 m/Km) 4.01% (211.8 Ft/Mile, 40.1 m/Km) 4.72% (249.3 Ft/Mile, 47.2 m/Km) 3.22% (169.8 Ft/Mile, 32.2 m/Km) 0:51 0:31 0.49 0.73
Garmin Epix with GLONAS+WAAS 587 3.81% (201.3 Ft/Mile, 38.1 m/Km) 2.58% (136.3 Ft/Mile, 25.8 m/Km) 3.92% (206.8 Ft/Mile, 39.2 m/Km) 4.73% (249.9 Ft/Mile, 47.3 m/Km) 2.59% (136.8 Ft/Mile, 25.9 m/Km) 0:51 0:31 0.52 0.77
Garmin 225 913 3.82% (201.8 Ft/Mile, 38.2 m/Km) 2.73% (144.4 Ft/Mile, 27.3 m/Km) 3.74% (197.4 Ft/Mile, 37.4 m/Km) 4.66% (246.2 Ft/Mile, 46.6 m/Km) 2.89% (152.8 Ft/Mile, 28.9 m/Km) 0:50 0:31 0.55 0.82
Garmin Epix with WAAS 505 3.82% (201.9 Ft/Mile, 38.2 m/Km) 2.28% (120.3 Ft/Mile, 22.8 m/Km) 4.30% (227.1 Ft/Mile, 43.0 m/Km) 4.90% (259.0 Ft/Mile, 49.0 m/Km) 3.34% (176.2 Ft/Mile, 33.4 m/Km) 0:53 0:32 0.46 0.68
TomTom Cardio Runner (1.8.5) 939 4.00% (211.2 Ft/Mile, 40.0 m/Km) 3.23% (170.6 Ft/Mile, 32.3 m/Km) 3.28% (173.1 Ft/Mile, 32.8 m/Km) 4.64% (245.2 Ft/Mile, 46.4 m/Km) 2.56% (135.4 Ft/Mile, 25.6 m/Km) 0:50 0:31 0.65 0.97
Garmin Fenix 2 (3.30) 1030 4.31% (227.4 Ft/Mile, 43.1 m/Km) 2.73% (144.3 Ft/Mile, 27.3 m/Km) 4.67% (246.8 Ft/Mile, 46.7 m/Km) 5.44% (287.3 Ft/Mile, 54.4 m/Km) 2.82% (148.8 Ft/Mile, 28.2 m/Km) 0:59 0:36 0.55 0.82
Template:Epson SF810 619 4.46% (235.4 Ft/Mile, 44.6 m/Km) 2.69% (142.1 Ft/Mile, 26.9 m/Km) 4.98% (262.9 Ft/Mile, 49.8 m/Km) 5.70% (301.0 Ft/Mile, 57.0 m/Km) 4.10% (216.5 Ft/Mile, 41.0 m/Km) 1:02 0:38 0.54 0.81
Garmin 920XT (GLONASS) 547 4.48% (236.7 Ft/Mile, 44.8 m/Km) 3.39% (179.0 Ft/Mile, 33.9 m/Km) 4.05% (214.0 Ft/Mile, 40.5 m/Km) 5.36% (282.9 Ft/Mile, 53.6 m/Km) 2.84% (150.2 Ft/Mile, 28.4 m/Km) 0:58 0:35 0.68 1.02
Garmin Epix 592 4.59% (242.5 Ft/Mile, 45.9 m/Km) 3.24% (171.1 Ft/Mile, 32.4 m/Km) 4.54% (239.6 Ft/Mile, 45.4 m/Km) 5.63% (297.3 Ft/Mile, 56.3 m/Km) 3.23% (170.3 Ft/Mile, 32.3 m/Km) 1:01 0:37 0.65 0.97
Garmin Vivoactive 580 4.63% (244.2 Ft/Mile, 46.3 m/Km) 3.65% (192.6 Ft/Mile, 36.5 m/Km) 3.91% (206.5 Ft/Mile, 39.1 m/Km) 5.43% (286.7 Ft/Mile, 54.3 m/Km) 2.81% (148.4 Ft/Mile, 28.1 m/Km) 0:59 0:36 0.73 1.09
Garmin 235 886 5.08% (268.4 Ft/Mile, 50.8 m/Km) 3.93% (207.3 Ft/Mile, 39.3 m/Km) 4.50% (237.5 Ft/Mile, 45.0 m/Km) 6.02% (318.0 Ft/Mile, 60.2 m/Km) 3.60% (190.1 Ft/Mile, 36.0 m/Km) 1:05 0:40 0.79 1.18
Garmin Fenix 2 (pre-v3.30) 4157 5.10% (269.5 Ft/Mile, 51.0 m/Km) 2.67% (141.2 Ft/Mile, 26.7 m/Km) 6.14% (324.4 Ft/Mile, 61.4 m/Km) 6.71% (354.0 Ft/Mile, 67.1 m/Km) 4.64% (245.2 Ft/Mile, 46.4 m/Km) 1:12 0:44 0.53 0.80
Garmin 620 (pre-v3.30) 2336 5.32% (281.0 Ft/Mile, 53.2 m/Km) 3.61% (190.4 Ft/Mile, 36.1 m/Km) 5.52% (291.3 Ft/Mile, 55.2 m/Km) 6.61% (348.8 Ft/Mile, 66.1 m/Km) 4.84% (255.4 Ft/Mile, 48.4 m/Km) 1:11 0:44 0.72 1.08
Polar M400 1342 5.52% (291.4 Ft/Mile, 55.2 m/Km) 4.24% (223.9 Ft/Mile, 42.4 m/Km) 4.95% (261.2 Ft/Mile, 49.5 m/Km) 6.55% (345.9 Ft/Mile, 65.5 m/Km) 3.44% (181.6 Ft/Mile, 34.4 m/Km) 1:11 0:43 0.85 1.27
Garmin 10 100 6.90% (364.5 Ft/Mile, 69.0 m/Km) 4.36% (230.5 Ft/Mile, 43.6 m/Km) 6.66% (351.6 Ft/Mile, 66.6 m/Km) 8.73% (461.1 Ft/Mile, 87.3 m/Km) 4.70% (247.9 Ft/Mile, 47.0 m/Km) 1:34 0:58 0.87 1.31