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Fuel log graph
Efficiency log for: The 'i' - 2011 Subaru Impreza 2.5i
  • Lifetime Fuel Economy: 30.3 mpg (US), 7.8 L/100 km, 36.4 mpg (Imp)
  • 90-day Fuel Economy: 28.8 mpg (US), 8.2 L/100 km, 34.6 mpg (Imp)
  • 3-tank Fuel Economy: 28.8 mpg (US), 8.2 L/100 km, 34.6 mpg (Imp)
  • EPA Combined Rating / % over rating: 22 mpg (US) / 31% (based on 90-day fuel economy)
  • Total fills: 57
  • Average cost per gal/L: $2.74 per gal (US); $0.00 per L (price data entered for 52 fill/s)
  • Average cost per fill: $34.88
  • Average distance cost: $0.09 per mi. / $0.06 per km
  • Total fuel used: 726.76 gal (US), 2751.1 L
  • Total distance traveled: 22030.6 mi. / 35454.8 km
  • Total cost: $1,813.98
  • Total fuel saved vs. EPA: 274.6 gal. (US) / 1039.5 L
  • Total saved: $752.4 (based on avg. cost per gal./L)
  • Average tank distance: 386.5 mi. / 622 km
Fill date Distance Fill amount Price Fuel Economy Details
2017-07-05 366.3 mi
589.5 km
13.477 gal (US)
11.22 gal (Imp)
51.02 L
454.17 kWh
$2.209
($29.77 total for this fill)
27.18 mpg (US)
32.65 mpg (Imp)
8.65 L/100 km
3.68 gal (US)/100 mi
1239.89 Wh/mi
empg 28.5
2017-06-05 429.8 mi
691.7 km
14.248 gal (US)
11.86 gal (Imp)
53.93 L
480.16 kWh
$2.339
($33.33 total for this fill)
30.17 mpg (US)
36.24 mpg (Imp)
7.8 L/100 km
3.32 gal (US)/100 mi
1117.17 Wh/mi
empg 31.8
2017-05-24 426.2 mi
685.9 km
14.694 gal (US)
12.23 gal (Imp)
55.62 L
495.19 kWh
$2.379
($34.96 total for this fill)
29.01 mpg (US)
34.85 mpg (Imp)
8.11 L/100 km
3.45 gal (US)/100 mi
1161.87 Wh/mi
empg 30.3
2016-05-09 337.2 mi
542.67 km
12.147 gal (US)
10.11 gal (Imp)
45.98 L
409.35 kWh
$2.359
($28.65 total for this fill)
27.76 mpg (US)
33.35 mpg (Imp)
8.47 L/100 km
3.6 gal (US)/100 mi
1213.97 Wh/mi
2016-03-28 349.5 mi
562.47 km
11.263 gal (US)
9.38 gal (Imp)
42.64 L
379.56 kWh
$1.999
($22.51 total for this fill)
31.03 mpg (US)
37.26 mpg (Imp)
7.58 L/100 km
3.22 gal (US)/100 mi
1086.01 Wh/mi
2016-03-08 353.5 mi
568.9 km
10.765 gal (US)
8.96 gal (Imp)
40.75 L
362.78 kWh
$1.879
($20.23 total for this fill)
32.84 mpg (US)
39.45 mpg (Imp)
7.16 L/100 km
3.05 gal (US)/100 mi
1026.25 Wh/mi
92167 ODO
2016-03-03 338.4 mi
544.6 km
12.146 gal (US)
10.11 gal (Imp)
45.98 L
409.32 kWh
$1.899
($23.07 total for this fill)
27.86 mpg (US)
33.47 mpg (Imp)
8.44 L/100 km
3.59 gal (US)/100 mi
1209.57 Wh/mi
2016-02-08 347.4 mi
559.09 km
12.201 gal (US)
10.16 gal (Imp)
46.19 L
411.17 kWh
$1.999
($24.39 total for this fill)
28.47 mpg (US)
34.19 mpg (Imp)
8.26 L/100 km
3.51 gal (US)/100 mi
1183.56 Wh/mi
Long idles, short trips and snowy weather this tank.

Edit: After double checking personal spreadsheet, there were two small tests where the tripometer was reset and not accounted for in the total distance since last filled. The numbers were, 16.5, 36.3 & 294.6 resulting in the actual distance used being 347.4 not 294.6.
2015-12-28 367.6 mi
591.59 km
12.438 gal (US)
10.36 gal (Imp)
47.08 L
419.16 kWh
$2.159
($26.85 total for this fill)
29.55 mpg (US)
35.48 mpg (Imp)
7.96 L/100 km
3.38 gal (US)/100 mi
1140.26 Wh/mi
Odometer reading: 91127
2015-12-26 148.1 mi
238.34 km
5.008 gal (US)
4.17 gal (Imp)
18.96 L
168.77 kWh
$1.699
($8.51 total for this fill)
29.57 mpg (US)
35.52 mpg (Imp)
7.96 L/100 km
3.38 gal (US)/100 mi
1139.57 Wh/mi
Gas in NJ
2015-12-24 465 mi
748.34 km
15.22 gal (US)
12.67 gal (Imp)
57.61 L
512.91 kWh
$1.939
($29.51 total for this fill)
30.55 mpg (US)
36.7 mpg (Imp)
7.7 L/100 km
3.27 gal (US)/100 mi
1103.03 Wh/mi
Gas in NJ/PA.
2015-12-12 396.4 mi
637.94 km
13.315 gal (US)
11.09 gal (Imp)
50.4 L
448.72 kWh
$2.229
($29.68 total for this fill)
29.77 mpg (US)
35.74 mpg (Imp)
7.9 L/100 km
3.36 gal (US)/100 mi
1131.99 Wh/mi
2015-11-28 386.9 mi
622.66 km
12.696 gal (US)
10.57 gal (Imp)
48.06 L
427.86 kWh
$2.259
($28.68 total for this fill)
30.47 mpg (US)
36.6 mpg (Imp)
7.72 L/100 km
3.28 gal (US)/100 mi
1105.87 Wh/mi
2015-11-27 299.1 mi
481.35 km
10.21 gal (US)
8.5 gal (Imp)
38.65 L
344.08 kWh
$1.959
($20 total for this fill)
29.29 mpg (US)
35.19 mpg (Imp)
8.03 L/100 km
3.41 gal (US)/100 mi
1150.38 Wh/mi
Gas in NJ.
2015-11-26 381.4 mi
613.8 km
13.571 gal (US)
11.3 gal (Imp)
51.37 L
457.34 kWh
$2.299
($31.2 total for this fill)
28.1 mpg (US)
33.75 mpg (Imp)
8.37 L/100 km
3.56 gal (US)/100 mi
1199.11 Wh/mi
2015-11-01 413 mi
664.66 km
14.333 gal (US)
11.94 gal (Imp)
54.26 L
483.02 kWh
$2.289
($32.81 total for this fill)
28.81 mpg (US)
34.59 mpg (Imp)
8.16 L/100 km
3.47 gal (US)/100 mi
1169.54 Wh/mi
2015-10-02 412.4 mi
663.69 km
13.84 gal (US)
11.52 gal (Imp)
52.39 L
466.41 kWh
$2.479
($34.31 total for this fill)
29.8 mpg (US)
35.8 mpg (Imp)
7.89 L/100 km
3.36 gal (US)/100 mi
1130.97 Wh/mi
2015-09-13 321.7 mi
517.73 km
10.916 gal (US)
9.09 gal (Imp)
41.32 L
367.87 kWh
$2.529
($27.61 total for this fill)
29.47 mpg (US)
35.39 mpg (Imp)
7.98 L/100 km
3.39 gal (US)/100 mi
1143.52 Wh/mi
2015-09-09 431.4 mi
694.27 km
14.806 gal (US)
12.33 gal (Imp)
56.05 L
498.96 kWh
$2.599
($38.48 total for this fill)
29.14 mpg (US)
34.99 mpg (Imp)
8.07 L/100 km
3.43 gal (US)/100 mi
1156.61 Wh/mi
Odometer: 87535
Large gap of fuelings between 2015/07/11 and 2015/09/09.
2015-07-11 378.4 mi
608.98 km
12.007 gal (US)
10 gal (Imp)
45.45 L
404.64 kWh
$2.769
($33.25 total for this fill)
31.51 mpg (US)
37.84 mpg (Imp)
7.46 L/100 km
3.17 gal (US)/100 mi
1069.34 Wh/mi
Entirely Interstate, 65mph+. Mirror delete mod 'removed' for potential sale.
2015-06-26 433.9 mi
698.29 km
12.831 gal (US)
10.68 gal (Imp)
48.57 L
432.4 kWh
$2.939
($37.71 total for this fill)
33.82 mpg (US)
40.63 mpg (Imp)
6.96 L/100 km
2.96 gal (US)/100 mi
996.54 Wh/mi
Mostly to/from work.
2015-06-19 486.4 mi
782.78 km
14.692 gal (US)
12.23 gal (Imp)
55.62 L
495.12 kWh
$2.859
($42 total for this fill)
33.11 mpg (US)
39.77 mpg (Imp)
7.11 L/100 km
3.02 gal (US)/100 mi
1017.93 Wh/mi
Mostly to/from work.
2015-06-12 446.5 mi
718.57 km
14.012 gal (US)
11.67 gal (Imp)
53.04 L
472.2 kWh
$2.839
($39.78 total for this fill)
31.87 mpg (US)
38.26 mpg (Imp)
7.38 L/100 km
3.14 gal (US)/100 mi
1057.56 Wh/mi
First 125 miles was part of return trip(~75 and A/C)
The remainder was to/from work.
2015-06-07 384.9 mi
619.44 km
12.473 gal (US)
10.39 gal (Imp)
47.22 L
420.34 kWh
$2.819
($35.16 total for this fill)
30.86 mpg (US)
37.05 mpg (Imp)
7.62 L/100 km
3.24 gal (US)/100 mi
1092.08 Wh/mi
Mostly highway, return trip (~75 and A/C)
2015-06-07 277.2 mi
446.11 km
9.478 gal (US)
7.89 gal (Imp)
35.88 L
319.41 kWh
$2.699
($25.58 total for this fill)
29.25 mpg (US)
35.13 mpg (Imp)
8.04 L/100 km
3.42 gal (US)/100 mi
1152.27 Wh/mi
50/50 driving city/highway.
2015-06-04 433.3 mi
697.33 km
13.907 gal (US)
11.58 gal (Imp)
52.64 L
468.67 kWh
$2.699
($37.53 total for this fill)
31.16 mpg (US)
37.42 mpg (Imp)
7.55 L/100 km
3.21 gal (US)/100 mi
1081.63 Wh/mi
Highway trip, mostly ~70mph.
2015-06-04 357.8 mi
575.82 km
10.856 gal (US)
9.04 gal (Imp)
41.09 L
365.85 kWh
$2.799
($30.39 total for this fill)
32.96 mpg (US)
39.58 mpg (Imp)
7.14 L/100 km
3.03 gal (US)/100 mi
1022.5 Wh/mi
2015-05-28 484.7 mi
780.05 km
14.254 gal (US)
11.87 gal (Imp)
53.96 L
480.36 kWh
$2.819
($40.18 total for this fill)
34 mpg (US)
40.83 mpg (Imp)
6.92 L/100 km
2.94 gal (US)/100 mi
991.05 Wh/mi
2015-05-18 484.5 mi
779.73 km
14.144 gal (US)
11.78 gal (Imp)
53.54 L
476.65 kWh
$2.759
($39.02 total for this fill)
34.25 mpg (US)
41.13 mpg (Imp)
6.87 L/100 km
2.92 gal (US)/100 mi
983.8 Wh/mi
2015-05-04 467.3 mi
752.05 km
14.745 gal (US)
12.28 gal (Imp)
55.82 L
496.91 kWh
31.69 mpg (US)
38.05 mpg (Imp)
7.42 L/100 km
3.16 gal (US)/100 mi
1063.36 Wh/mi
2015-04-01 346.9 mi
558.28 km
11.195 gal (US)
9.32 gal (Imp)
42.38 L
377.27 kWh
30.99 mpg (US)
37.22 mpg (Imp)
7.59 L/100 km
3.23 gal (US)/100 mi
1087.55 Wh/mi
Highway trip, higher speed interstates(~70)
2015-03-27 394.9 mi
635.53 km
13.355 gal (US)
11.12 gal (Imp)
50.55 L
450.06 kWh
29.57 mpg (US)
35.51 mpg (Imp)
7.95 L/100 km
3.38 gal (US)/100 mi
1139.68 Wh/mi
2015-03-16 395.5 mi
636.5 km
13.585 gal (US)
11.31 gal (Imp)
51.42 L
457.81 kWh
29.11 mpg (US)
34.97 mpg (Imp)
8.08 L/100 km
3.43 gal (US)/100 mi
1157.55 Wh/mi
2015-03-04 353.9 mi
569.55 km
13.806 gal (US)
11.5 gal (Imp)
52.26 L
465.26 kWh
$2.559
($35.33 total for this fill)
25.63 mpg (US)
30.77 mpg (Imp)
9.18 L/100 km
3.9 gal (US)/100 mi
1314.67 Wh/mi
Cold but getting a little warmer. Still very snowy.
2015-02-20 396.9 mi
638.75 km
15.35 gal (US)
12.78 gal (Imp)
58.11 L
517.3 kWh
$2.499
($38.36 total for this fill)
25.86 mpg (US)
31.06 mpg (Imp)
9.1 L/100 km
3.87 gal (US)/100 mi
1303.35 Wh/mi
Cold(~-10) and snowy.
2015-02-07 387 mi
622.82 km
14.266 gal (US)
11.88 gal (Imp)
54 L
480.76 kWh
$2.599
($37.08 total for this fill)
27.13 mpg (US)
32.58 mpg (Imp)
8.67 L/100 km
3.69 gal (US)/100 mi
1242.27 Wh/mi
Cold(~-10) and snowy.
2015-02-02 366.3 mi
589.5 km
14.193 gal (US)
11.82 gal (Imp)
53.73 L
478.3 kWh
$2.499
($35.47 total for this fill)
25.81 mpg (US)
30.99 mpg (Imp)
9.11 L/100 km
3.87 gal (US)/100 mi
1305.76 Wh/mi
Cold(~-10) and snowy.
2015-01-13 317.3 mi
510.64 km
13.01 gal (US)
10.83 gal (Imp)
49.25 L
438.44 kWh
$2.639
($34.33 total for this fill)
24.39 mpg (US)
29.3 mpg (Imp)
9.64 L/100 km
4.1 gal (US)/100 mi
1381.78 Wh/mi
Colder and very snowy.
2014-12-22 417.4 mi
671.74 km
14.829 gal (US)
12.35 gal (Imp)
56.13 L
499.74 kWh
$2.899
($42.99 total for this fill)
28.15 mpg (US)
33.8 mpg (Imp)
8.36 L/100 km
3.55 gal (US)/100 mi
1197.27 Wh/mi
Colder still
2014-12-11 364.5 mi
586.61 km
12.842 gal (US)
10.69 gal (Imp)
48.61 L
432.78 kWh
$2.99
($38.4 total for this fill)
28.38 mpg (US)
34.1 mpg (Imp)
8.29 L/100 km
3.52 gal (US)/100 mi
1187.33 Wh/mi
Getting colder and snowy.
2014-12-04 418 mi
672.71 km
14.004 gal (US)
11.66 gal (Imp)
53.01 L
471.93 kWh
$3.179
($44.52 total for this fill)
29.85 mpg (US)
35.85 mpg (Imp)
7.88 L/100 km
3.35 gal (US)/100 mi
1129.02 Wh/mi
Work trips(95% highway) and some errands(stop and go).
2014-11-29 363 mi
584.19 km
11.498 gal (US)
9.57 gal (Imp)
43.52 L
387.48 kWh
$2.979
($34.25 total for this fill)
31.57 mpg (US)
37.93 mpg (Imp)
7.45 L/100 km
3.17 gal (US)/100 mi
1067.44 Wh/mi
Again, almost all highway.
2014-11-26 398.8 mi
641.81 km
13.055 gal (US)
10.87 gal (Imp)
49.42 L
439.95 kWh
$2.749
($35.89 total for this fill)
30.55 mpg (US)
36.69 mpg (Imp)
7.7 L/100 km
3.27 gal (US)/100 mi
1103.18 Wh/mi
Mostly highway. 1/2 Upper Grille Block installed.
2014-11-25 357.6 mi
575.5 km
12.005 gal (US)
10 gal (Imp)
45.44 L
404.57 kWh
$3.279
($39.36 total for this fill)
29.79 mpg (US)
35.76 mpg (Imp)
7.9 L/100 km
3.36 gal (US)/100 mi
1131.35 Wh/mi
Mostly highway but 1-2" snow entire way.
2014-11-16 225.2 mi
362.42 km
7.051 gal (US)
5.87 gal (Imp)
26.69 L
237.62 kWh
$2.859
($20.16 total for this fill)
31.94 mpg (US)
38.36 mpg (Imp)
7.36 L/100 km
3.13 gal (US)/100 mi
1055.15 Wh/mi
50/50 mixed driving
2014-11-15 339.4 mi
546.21 km
11.152 gal (US)
9.28 gal (Imp)
42.21 L
375.82 kWh
$2.899
($32.33 total for this fill)
30.43 mpg (US)
36.57 mpg (Imp)
7.73 L/100 km
3.29 gal (US)/100 mi
1107.31 Wh/mi
All highway but poor weather, windy/rainy.
2014-11-05 447.7 mi
720.5 km
13.917 gal (US)
11.59 gal (Imp)
52.68 L
469 kWh
$3.339
($46.47 total for this fill)
32.17 mpg (US)
38.63 mpg (Imp)
7.31 L/100 km
3.11 gal (US)/100 mi
1047.58 Wh/mi
Mostly Highway, colder & windier weather. Lower grille blocks added halfway through.
2014-10-22 272.3 mi
438.22 km
8.44 gal (US)
7.03 gal (Imp)
31.95 L
284.43 kWh
$3.439
($29.03 total for this fill)
32.26 mpg (US)
38.73 mpg (Imp)
7.29 L/100 km
3.1 gal (US)/100 mi
1044.55 Wh/mi
Long mostly highway trip, poor weather.
2014-10-21 315.7 mi
508.07 km
10.05 gal (US)
8.37 gal (Imp)
38.04 L
338.69 kWh
$3.499
($35.16 total for this fill)
31.41 mpg (US)
37.72 mpg (Imp)
7.49 L/100 km
3.18 gal (US)/100 mi
1072.82 Wh/mi
Normal driving, mostly highway. Hung brakes affected mileage(Fixed, 10/21).
2014-10-16 418.4 mi
673.35 km
13.4 gal (US)
11.16 gal (Imp)
50.72 L
451.58 kWh
$3.699
($49.57 total for this fill)
31.22 mpg (US)
37.49 mpg (Imp)
7.53 L/100 km
3.2 gal (US)/100 mi
1079.3 Wh/mi
Normal driving, hung brake caused poor mileage. Brake is fixed (10/21, I think). Bad front wheel bearing, fixed 10/08.
2014-08-29 457.4 mi
736.11 km
13.933 gal (US)
11.6 gal (Imp)
52.74 L
469.54 kWh
$3.839
($53.49 total for this fill)
32.83 mpg (US)
39.43 mpg (Imp)
7.16 L/100 km
3.05 gal (US)/100 mi
1026.54 Wh/mi
~60/40 mix highway/city.
2014-08-08 429.1 mi
690.57 km
12.293 gal (US)
10.24 gal (Imp)
46.53 L
414.27 kWh
$3.799
($46.7 total for this fill)
34.91 mpg (US)
41.9 mpg (Imp)
6.74 L/100 km
2.86 gal (US)/100 mi
965.44 Wh/mi
Mostly to/from work.
2014-07-31 504.1 mi
811.27 km
14.478 gal (US)
12.06 gal (Imp)
54.81 L
487.91 kWh
$3.839
($55.58 total for this fill)
34.82 mpg (US)
41.8 mpg (Imp)
6.76 L/100 km
2.87 gal (US)/100 mi
967.88 Wh/mi
(3) Work trips
(1) Long trip(Canada)
2014-07-28 460.2 mi
740.62 km
13.528 gal (US)
11.26 gal (Imp)
51.21 L
455.89 kWh
$3.839
($51.93 total for this fill)
34.02 mpg (US)
40.87 mpg (Imp)
6.91 L/100 km
2.94 gal (US)/100 mi
990.63 Wh/mi
Mostly to/from work.
2014-07-17 477.9 mi
769.11 km
13.14 gal (US)
10.94 gal (Imp)
49.74 L
442.82 kWh
$3.839
($50.44 total for this fill)
36.37 mpg (US)
43.68 mpg (Imp)
6.47 L/100 km
2.75 gal (US)/100 mi
926.6 Wh/mi
Long trip on route 90(230 miles)
To and from work 3.5 times(247 miles)
2014-07-10 405.1 mi
651.95 km
12.9 gal (US)
10.74 gal (Imp)
48.83 L
434.73 kWh
31.4 mpg (US)
37.72 mpg (Imp)
7.49 L/100 km
3.18 gal (US)/100 mi
1073.14 Wh/mi
Mostly to/from work.
A hung caliper caused the poor mileage.
2014-01-02 393.9 mi
633.92 km
14.79 gal (US)
12.32 gal (Imp)
55.99 L
498.42 kWh
$2.839
($41.99 total for this fill)
26.63 mpg (US)
31.97 mpg (Imp)
8.83 L/100 km
3.75 gal (US)/100 mi
1265.35 Wh/mi
Still snowy and cold.

View: spreadsheet friendly fuel log output (for copy/paste)


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