{
 "title": "Volumetric weight of common box sizes",
 "publisher": "CartonMath",
 "source": "https://cartonmath.com/",
 "updated": "2026-10-06",
 "license": "CC BY 4.0, attribution: CartonMath (cartonmath.com)",
 "method": "kg = cm3 / divisor (5000, 6000, 4000); lb = in3 / divisor (139, 166); 1 in = 2.54 cm.",
 "note": "Divisors vary by carrier, service and contract.",
 "rows": [
  {
   "size": "20 × 15 × 10 cm",
   "unit": "cm",
   "slug": "20x15x10-cm",
   "volume_cm3": 3000,
   "volume_in3": 183.1,
   "volume_m3": 0.003,
   "kg_at_5000": 0.6,
   "kg_at_6000": 0.5,
   "kg_at_4000": 0.75,
   "kg_at_139": 0.6,
   "kg_at_166": 0.5,
   "lb_at_5000": 1.32,
   "lb_at_6000": 1.1,
   "lb_at_4000": 1.65,
   "lb_at_139": 1.32,
   "lb_at_166": 1.1,
   "url": "https://cartonmath.com/volumetric-weight/20x15x10-cm/"
  },
  {
   "size": "25 × 20 × 15 cm",
   "unit": "cm",
   "slug": "25x20x15-cm",
   "volume_cm3": 7500,
   "volume_in3": 457.7,
   "volume_m3": 0.0075,
   "kg_at_5000": 1.5,
   "kg_at_6000": 1.25,
   "kg_at_4000": 1.88,
   "kg_at_139": 1.49,
   "kg_at_166": 1.25,
   "lb_at_5000": 3.31,
   "lb_at_6000": 2.76,
   "lb_at_4000": 4.13,
   "lb_at_139": 3.29,
   "lb_at_166": 2.76,
   "url": "https://cartonmath.com/volumetric-weight/25x20x15-cm/"
  },
  {
   "size": "30 × 20 × 15 cm",
   "unit": "cm",
   "slug": "30x20x15-cm",
   "volume_cm3": 9000,
   "volume_in3": 549.2,
   "volume_m3": 0.009,
   "kg_at_5000": 1.8,
   "kg_at_6000": 1.5,
   "kg_at_4000": 2.25,
   "kg_at_139": 1.79,
   "kg_at_166": 1.5,
   "lb_at_5000": 3.97,
   "lb_at_6000": 3.31,
   "lb_at_4000": 4.96,
   "lb_at_139": 3.95,
   "lb_at_166": 3.31,
   "url": "https://cartonmath.com/volumetric-weight/30x20x15-cm/"
  },
  {
   "size": "30 × 20 × 20 cm",
   "unit": "cm",
   "slug": "30x20x20-cm",
   "volume_cm3": 12000,
   "volume_in3": 732.3,
   "volume_m3": 0.012,
   "kg_at_5000": 2.4,
   "kg_at_6000": 2.0,
   "kg_at_4000": 3.0,
   "kg_at_139": 2.39,
   "kg_at_166": 2.0,
   "lb_at_5000": 5.29,
   "lb_at_6000": 4.41,
   "lb_at_4000": 6.61,
   "lb_at_139": 5.27,
   "lb_at_166": 4.41,
   "url": "https://cartonmath.com/volumetric-weight/30x20x20-cm/"
  },
  {
   "size": "30 × 30 × 30 cm",
   "unit": "cm",
   "slug": "30x30x30-cm",
   "volume_cm3": 27000,
   "volume_in3": 1647.6,
   "volume_m3": 0.027,
   "kg_at_5000": 5.4,
   "kg_at_6000": 4.5,
   "kg_at_4000": 6.75,
   "kg_at_139": 5.38,
   "kg_at_166": 4.5,
   "lb_at_5000": 11.9,
   "lb_at_6000": 9.92,
   "lb_at_4000": 14.88,
   "lb_at_139": 11.85,
   "lb_at_166": 9.93,
   "url": "https://cartonmath.com/volumetric-weight/30x30x30-cm/"
  },
  {
   "size": "35 × 25 × 20 cm",
   "unit": "cm",
   "slug": "35x25x20-cm",
   "volume_cm3": 17500,
   "volume_in3": 1067.9,
   "volume_m3": 0.0175,
   "kg_at_5000": 3.5,
   "kg_at_6000": 2.92,
   "kg_at_4000": 4.38,
   "kg_at_139": 3.48,
   "kg_at_166": 2.92,
   "lb_at_5000": 7.72,
   "lb_at_6000": 6.43,
   "lb_at_4000": 9.65,
   "lb_at_139": 7.68,
   "lb_at_166": 6.43,
   "url": "https://cartonmath.com/volumetric-weight/35x25x20-cm/"
  },
  {
   "size": "40 × 30 × 20 cm",
   "unit": "cm",
   "slug": "40x30x20-cm",
   "volume_cm3": 24000,
   "volume_in3": 1464.6,
   "volume_m3": 0.024,
   "kg_at_5000": 4.8,
   "kg_at_6000": 4.0,
   "kg_at_4000": 6.0,
   "kg_at_139": 4.78,
   "kg_at_166": 4.0,
   "lb_at_5000": 10.58,
   "lb_at_6000": 8.82,
   "lb_at_4000": 13.23,
   "lb_at_139": 10.54,
   "lb_at_166": 8.82,
   "url": "https://cartonmath.com/volumetric-weight/40x30x20-cm/"
  },
  {
   "size": "40 × 30 × 30 cm",
   "unit": "cm",
   "slug": "40x30x30-cm",
   "volume_cm3": 36000,
   "volume_in3": 2196.9,
   "volume_m3": 0.036,
   "kg_at_5000": 7.2,
   "kg_at_6000": 6.0,
   "kg_at_4000": 9.0,
   "kg_at_139": 7.17,
   "kg_at_166": 6.0,
   "lb_at_5000": 15.87,
   "lb_at_6000": 13.23,
   "lb_at_4000": 19.84,
   "lb_at_139": 15.8,
   "lb_at_166": 13.23,
   "url": "https://cartonmath.com/volumetric-weight/40x30x30-cm/"
  },
  {
   "size": "40 × 40 × 40 cm",
   "unit": "cm",
   "slug": "40x40x40-cm",
   "volume_cm3": 64000,
   "volume_in3": 3905.5,
   "volume_m3": 0.064,
   "kg_at_5000": 12.8,
   "kg_at_6000": 10.67,
   "kg_at_4000": 16.0,
   "kg_at_139": 12.74,
   "kg_at_166": 10.67,
   "lb_at_5000": 28.22,
   "lb_at_6000": 23.52,
   "lb_at_4000": 35.27,
   "lb_at_139": 28.1,
   "lb_at_166": 23.53,
   "url": "https://cartonmath.com/volumetric-weight/40x40x40-cm/"
  },
  {
   "size": "45 × 35 × 30 cm",
   "unit": "cm",
   "slug": "45x35x30-cm",
   "volume_cm3": 47250,
   "volume_in3": 2883.4,
   "volume_m3": 0.04725,
   "kg_at_5000": 9.45,
   "kg_at_6000": 7.88,
   "kg_at_4000": 11.81,
   "kg_at_139": 9.41,
   "kg_at_166": 7.88,
   "lb_at_5000": 20.83,
   "lb_at_6000": 17.36,
   "lb_at_4000": 26.04,
   "lb_at_139": 20.74,
   "lb_at_166": 17.37,
   "url": "https://cartonmath.com/volumetric-weight/45x35x30-cm/"
  },
  {
   "size": "50 × 40 × 30 cm",
   "unit": "cm",
   "slug": "50x40x30-cm",
   "volume_cm3": 60000,
   "volume_in3": 3661.4,
   "volume_m3": 0.06,
   "kg_at_5000": 12.0,
   "kg_at_6000": 10.0,
   "kg_at_4000": 15.0,
   "kg_at_139": 11.95,
   "kg_at_166": 10.0,
   "lb_at_5000": 26.46,
   "lb_at_6000": 22.05,
   "lb_at_4000": 33.07,
   "lb_at_139": 26.34,
   "lb_at_166": 22.06,
   "url": "https://cartonmath.com/volumetric-weight/50x40x30-cm/"
  },
  {
   "size": "50 × 40 × 40 cm",
   "unit": "cm",
   "slug": "50x40x40-cm",
   "volume_cm3": 80000,
   "volume_in3": 4881.9,
   "volume_m3": 0.08,
   "kg_at_5000": 16.0,
   "kg_at_6000": 13.33,
   "kg_at_4000": 20.0,
   "kg_at_139": 15.93,
   "kg_at_166": 13.34,
   "lb_at_5000": 35.27,
   "lb_at_6000": 29.39,
   "lb_at_4000": 44.09,
   "lb_at_139": 35.12,
   "lb_at_166": 29.41,
   "url": "https://cartonmath.com/volumetric-weight/50x40x40-cm/"
  },
  {
   "size": "50 × 50 × 50 cm",
   "unit": "cm",
   "slug": "50x50x50-cm",
   "volume_cm3": 125000,
   "volume_in3": 7628.0,
   "volume_m3": 0.125,
   "kg_at_5000": 25.0,
   "kg_at_6000": 20.83,
   "kg_at_4000": 31.25,
   "kg_at_139": 24.89,
   "kg_at_166": 20.84,
   "lb_at_5000": 55.12,
   "lb_at_6000": 45.93,
   "lb_at_4000": 68.89,
   "lb_at_139": 54.88,
   "lb_at_166": 45.95,
   "url": "https://cartonmath.com/volumetric-weight/50x50x50-cm/"
  },
  {
   "size": "60 × 40 × 30 cm",
   "unit": "cm",
   "slug": "60x40x30-cm",
   "volume_cm3": 72000,
   "volume_in3": 4393.7,
   "volume_m3": 0.072,
   "kg_at_5000": 14.4,
   "kg_at_6000": 12.0,
   "kg_at_4000": 18.0,
   "kg_at_139": 14.34,
   "kg_at_166": 12.01,
   "lb_at_5000": 31.75,
   "lb_at_6000": 26.46,
   "lb_at_4000": 39.68,
   "lb_at_139": 31.61,
   "lb_at_166": 26.47,
   "url": "https://cartonmath.com/volumetric-weight/60x40x30-cm/"
  },
  {
   "size": "60 × 40 × 40 cm",
   "unit": "cm",
   "slug": "60x40x40-cm",
   "volume_cm3": 96000,
   "volume_in3": 5858.3,
   "volume_m3": 0.096,
   "kg_at_5000": 19.2,
   "kg_at_6000": 16.0,
   "kg_at_4000": 24.0,
   "kg_at_139": 19.12,
   "kg_at_166": 16.01,
   "lb_at_5000": 42.33,
   "lb_at_6000": 35.27,
   "lb_at_4000": 52.91,
   "lb_at_139": 42.15,
   "lb_at_166": 35.29,
   "url": "https://cartonmath.com/volumetric-weight/60x40x40-cm/"
  },
  {
   "size": "60 × 50 × 40 cm",
   "unit": "cm",
   "slug": "60x50x40-cm",
   "volume_cm3": 120000,
   "volume_in3": 7322.8,
   "volume_m3": 0.12,
   "kg_at_5000": 24.0,
   "kg_at_6000": 20.0,
   "kg_at_4000": 30.0,
   "kg_at_139": 23.9,
   "kg_at_166": 20.01,
   "lb_at_5000": 52.91,
   "lb_at_6000": 44.09,
   "lb_at_4000": 66.14,
   "lb_at_139": 52.68,
   "lb_at_166": 44.11,
   "url": "https://cartonmath.com/volumetric-weight/60x50x40-cm/"
  },
  {
   "size": "60 × 60 × 60 cm",
   "unit": "cm",
   "slug": "60x60x60-cm",
   "volume_cm3": 216000,
   "volume_in3": 13181.1,
   "volume_m3": 0.216,
   "kg_at_5000": 43.2,
   "kg_at_6000": 36.0,
   "kg_at_4000": 54.0,
   "kg_at_139": 43.01,
   "kg_at_166": 36.02,
   "lb_at_5000": 95.24,
   "lb_at_6000": 79.37,
   "lb_at_4000": 119.05,
   "lb_at_139": 94.83,
   "lb_at_166": 79.4,
   "url": "https://cartonmath.com/volumetric-weight/60x60x60-cm/"
  },
  {
   "size": "70 × 50 × 50 cm",
   "unit": "cm",
   "slug": "70x50x50-cm",
   "volume_cm3": 175000,
   "volume_in3": 10679.2,
   "volume_m3": 0.175,
   "kg_at_5000": 35.0,
   "kg_at_6000": 29.17,
   "kg_at_4000": 43.75,
   "kg_at_139": 34.85,
   "kg_at_166": 29.18,
   "lb_at_5000": 77.16,
   "lb_at_6000": 64.3,
   "lb_at_4000": 96.45,
   "lb_at_139": 76.83,
   "lb_at_166": 64.33,
   "url": "https://cartonmath.com/volumetric-weight/70x50x50-cm/"
  },
  {
   "size": "80 × 60 × 50 cm",
   "unit": "cm",
   "slug": "80x60x50-cm",
   "volume_cm3": 240000,
   "volume_in3": 14645.7,
   "volume_m3": 0.24,
   "kg_at_5000": 48.0,
   "kg_at_6000": 40.0,
   "kg_at_4000": 60.0,
   "kg_at_139": 47.79,
   "kg_at_166": 40.02,
   "lb_at_5000": 105.82,
   "lb_at_6000": 88.18,
   "lb_at_4000": 132.28,
   "lb_at_139": 105.36,
   "lb_at_166": 88.23,
   "url": "https://cartonmath.com/volumetric-weight/80x60x50-cm/"
  },
  {
   "size": "100 × 50 × 50 cm",
   "unit": "cm",
   "slug": "100x50x50-cm",
   "volume_cm3": 250000,
   "volume_in3": 15255.9,
   "volume_m3": 0.25,
   "kg_at_5000": 50.0,
   "kg_at_6000": 41.67,
   "kg_at_4000": 62.5,
   "kg_at_139": 49.78,
   "kg_at_166": 41.69,
   "lb_at_5000": 110.23,
   "lb_at_6000": 91.86,
   "lb_at_4000": 137.79,
   "lb_at_139": 109.75,
   "lb_at_166": 91.9,
   "url": "https://cartonmath.com/volumetric-weight/100x50x50-cm/"
  },
  {
   "size": "6 × 6 × 6 in",
   "unit": "in",
   "slug": "6x6x6-in",
   "volume_cm3": 3539.6,
   "volume_in3": 216,
   "volume_m3": 0.00354,
   "kg_at_5000": 0.71,
   "kg_at_6000": 0.59,
   "kg_at_4000": 0.88,
   "kg_at_139": 0.7,
   "kg_at_166": 0.59,
   "lb_at_5000": 1.56,
   "lb_at_6000": 1.3,
   "lb_at_4000": 1.95,
   "lb_at_139": 1.55,
   "lb_at_166": 1.3,
   "url": "https://cartonmath.com/volumetric-weight/6x6x6-in/"
  },
  {
   "size": "8 × 6 × 4 in",
   "unit": "in",
   "slug": "8x6x4-in",
   "volume_cm3": 3146.3,
   "volume_in3": 192,
   "volume_m3": 0.00315,
   "kg_at_5000": 0.63,
   "kg_at_6000": 0.52,
   "kg_at_4000": 0.79,
   "kg_at_139": 0.63,
   "kg_at_166": 0.52,
   "lb_at_5000": 1.39,
   "lb_at_6000": 1.16,
   "lb_at_4000": 1.73,
   "lb_at_139": 1.38,
   "lb_at_166": 1.16,
   "url": "https://cartonmath.com/volumetric-weight/8x6x4-in/"
  },
  {
   "size": "10 × 8 × 6 in",
   "unit": "in",
   "slug": "10x8x6-in",
   "volume_cm3": 7865.8,
   "volume_in3": 480,
   "volume_m3": 0.00787,
   "kg_at_5000": 1.57,
   "kg_at_6000": 1.31,
   "kg_at_4000": 1.97,
   "kg_at_139": 1.57,
   "kg_at_166": 1.31,
   "lb_at_5000": 3.47,
   "lb_at_6000": 2.89,
   "lb_at_4000": 4.34,
   "lb_at_139": 3.45,
   "lb_at_166": 2.89,
   "url": "https://cartonmath.com/volumetric-weight/10x8x6-in/"
  },
  {
   "size": "12 × 10 × 8 in",
   "unit": "in",
   "slug": "12x10x8-in",
   "volume_cm3": 15731.6,
   "volume_in3": 960,
   "volume_m3": 0.01573,
   "kg_at_5000": 3.15,
   "kg_at_6000": 2.62,
   "kg_at_4000": 3.93,
   "kg_at_139": 3.13,
   "kg_at_166": 2.62,
   "lb_at_5000": 6.94,
   "lb_at_6000": 5.78,
   "lb_at_4000": 8.67,
   "lb_at_139": 6.91,
   "lb_at_166": 5.78,
   "url": "https://cartonmath.com/volumetric-weight/12x10x8-in/"
  },
  {
   "size": "12 × 12 × 12 in",
   "unit": "in",
   "slug": "12x12x12-in",
   "volume_cm3": 28316.8,
   "volume_in3": 1728,
   "volume_m3": 0.02832,
   "kg_at_5000": 5.66,
   "kg_at_6000": 4.72,
   "kg_at_4000": 7.08,
   "kg_at_139": 5.64,
   "kg_at_166": 4.72,
   "lb_at_5000": 12.49,
   "lb_at_6000": 10.4,
   "lb_at_4000": 15.61,
   "lb_at_139": 12.43,
   "lb_at_166": 10.41,
   "url": "https://cartonmath.com/volumetric-weight/12x12x12-in/"
  },
  {
   "size": "14 × 14 × 14 in",
   "unit": "in",
   "slug": "14x14x14-in",
   "volume_cm3": 44966.1,
   "volume_in3": 2744,
   "volume_m3": 0.04497,
   "kg_at_5000": 8.99,
   "kg_at_6000": 7.49,
   "kg_at_4000": 11.24,
   "kg_at_139": 8.95,
   "kg_at_166": 7.5,
   "lb_at_5000": 19.83,
   "lb_at_6000": 16.52,
   "lb_at_4000": 24.78,
   "lb_at_139": 19.74,
   "lb_at_166": 16.53,
   "url": "https://cartonmath.com/volumetric-weight/14x14x14-in/"
  },
  {
   "size": "16 × 12 × 8 in",
   "unit": "in",
   "slug": "16x12x8-in",
   "volume_cm3": 25170.5,
   "volume_in3": 1536,
   "volume_m3": 0.02517,
   "kg_at_5000": 5.03,
   "kg_at_6000": 4.2,
   "kg_at_4000": 6.29,
   "kg_at_139": 5.01,
   "kg_at_166": 4.2,
   "lb_at_5000": 11.1,
   "lb_at_6000": 9.25,
   "lb_at_4000": 13.87,
   "lb_at_139": 11.05,
   "lb_at_166": 9.25,
   "url": "https://cartonmath.com/volumetric-weight/16x12x8-in/"
  },
  {
   "size": "16 × 12 × 12 in",
   "unit": "in",
   "slug": "16x12x12-in",
   "volume_cm3": 37755.8,
   "volume_in3": 2304,
   "volume_m3": 0.03776,
   "kg_at_5000": 7.55,
   "kg_at_6000": 6.29,
   "kg_at_4000": 9.44,
   "kg_at_139": 7.52,
   "kg_at_166": 6.3,
   "lb_at_5000": 16.65,
   "lb_at_6000": 13.87,
   "lb_at_4000": 20.81,
   "lb_at_139": 16.58,
   "lb_at_166": 13.88,
   "url": "https://cartonmath.com/volumetric-weight/16x12x12-in/"
  },
  {
   "size": "18 × 12 × 12 in",
   "unit": "in",
   "slug": "18x12x12-in",
   "volume_cm3": 42475.3,
   "volume_in3": 2592,
   "volume_m3": 0.04248,
   "kg_at_5000": 8.5,
   "kg_at_6000": 7.08,
   "kg_at_4000": 10.62,
   "kg_at_139": 8.46,
   "kg_at_166": 7.08,
   "lb_at_5000": 18.73,
   "lb_at_6000": 15.61,
   "lb_at_4000": 23.41,
   "lb_at_139": 18.65,
   "lb_at_166": 15.61,
   "url": "https://cartonmath.com/volumetric-weight/18x12x12-in/"
  },
  {
   "size": "18 × 18 × 18 in",
   "unit": "in",
   "slug": "18x18x18-in",
   "volume_cm3": 95569.4,
   "volume_in3": 5832,
   "volume_m3": 0.09557,
   "kg_at_5000": 19.11,
   "kg_at_6000": 15.93,
   "kg_at_4000": 23.89,
   "kg_at_139": 19.03,
   "kg_at_166": 15.94,
   "lb_at_5000": 42.14,
   "lb_at_6000": 35.12,
   "lb_at_4000": 52.67,
   "lb_at_139": 41.96,
   "lb_at_166": 35.13,
   "url": "https://cartonmath.com/volumetric-weight/18x18x18-in/"
  },
  {
   "size": "20 × 20 × 20 in",
   "unit": "in",
   "slug": "20x20x20-in",
   "volume_cm3": 131096.5,
   "volume_in3": 8000,
   "volume_m3": 0.1311,
   "kg_at_5000": 26.22,
   "kg_at_6000": 21.85,
   "kg_at_4000": 32.77,
   "kg_at_139": 26.11,
   "kg_at_166": 21.86,
   "lb_at_5000": 57.8,
   "lb_at_6000": 48.17,
   "lb_at_4000": 72.25,
   "lb_at_139": 57.55,
   "lb_at_166": 48.19,
   "url": "https://cartonmath.com/volumetric-weight/20x20x20-in/"
  },
  {
   "size": "24 × 18 × 18 in",
   "unit": "in",
   "slug": "24x18x18-in",
   "volume_cm3": 127425.8,
   "volume_in3": 7776,
   "volume_m3": 0.12743,
   "kg_at_5000": 25.49,
   "kg_at_6000": 21.24,
   "kg_at_4000": 31.86,
   "kg_at_139": 25.38,
   "kg_at_166": 21.25,
   "lb_at_5000": 56.19,
   "lb_at_6000": 46.82,
   "lb_at_4000": 70.23,
   "lb_at_139": 55.94,
   "lb_at_166": 46.84,
   "url": "https://cartonmath.com/volumetric-weight/24x18x18-in/"
  },
  {
   "size": "24 × 24 × 24 in",
   "unit": "in",
   "slug": "24x24x24-in",
   "volume_cm3": 226534.8,
   "volume_in3": 13824,
   "volume_m3": 0.22653,
   "kg_at_5000": 45.31,
   "kg_at_6000": 37.76,
   "kg_at_4000": 56.63,
   "kg_at_139": 45.11,
   "kg_at_166": 37.77,
   "lb_at_5000": 99.88,
   "lb_at_6000": 83.24,
   "lb_at_4000": 124.86,
   "lb_at_139": 99.45,
   "lb_at_166": 83.28,
   "url": "https://cartonmath.com/volumetric-weight/24x24x24-in/"
  }
 ]
}