Hispider tells you the size and weight of all Apple phones in one article

Dimensions of Apple phones by generation
iPhone 14 Pro Max: 6.7 inches ≈ 17.02 cm
iPhone 14: 6.1 inches ≈ 15.49 cm
iPhone 13 Pro Max: 6.7 inches ≈ 17.02 cm
iPhone 13 Pro: 6.1 inches ≈ 15.49 cm
iPhone 13: 6.1 inches ≈ 15.49 cm
iPhone 13 mini: 5.4 inches ≈ 13.72 cm
iPhone SE (2nd generation): 4.7 inches ≈ 11.94 cm
iPhone 12 Pro Max: 6.7 inches ≈ 17.02 cm
iPhone 12 Pro: 6.1 inches ≈ 15.49 cm
iPhone 12: 6.1 inches ≈ 15.49 cm
iPhone 12 mini: 5.4 inches ≈ 13.72 centimeters
iPhone SE (first generation): 4.0 inches ≈ 10.16 cm
iPhone 11 Pro Max: 6.5 inches ≈ 16.51 cm
iPhone 11 Pro: 5.8 inches ≈ 14.73 cm
iPhone 11: 6.1 inches ≈ 15.49 cm
iPhone XS Max: 6.5 inches ≈ 16.51 cm
iPhone XS: 5.8 inches ≈ 14.73 cm
iPhone XR: 6.1 inches ≈ 15.49 cm
iPhone X: 5.8 inches ≈ 14.73 cm
iPhone 8 Plus: 5.5 inches ≈ 13.97 centimeters
iPhone 8: 4.7 inches ≈ 11.94 cm
iPhone 7 Plus: 5.5 inches ≈ 13.97 cm
iPhone 7: 4.7 inches ≈ 11.94 cm
iPhone 6s Plus: 5.5 inches ≈ 13.97 cm
iPhone 6s: 4.7 inches ≈ 11.94 cm
iPhone 6 Plus: 5.5 inches ≈ 13.97 cm
iPhone 6: 4.7 inches ≈ 11.94 cm
iPhone SE (first generation): 4.0 inches ≈ 10.16 cm
iPhone 5s: 4.0 inches ≈ 10.16 cm
iPhone 5c: 4.0 inches ≈ 10.16 cm
iPhone 5: 4.0 inches ≈ 10.16 cm

Length, width, height and weight
iPhone 13 Pro Max: 160.8 x 78.1 x 7.65 mm, weight: 238 grams
iPhone 13 Pro: 146.7 x 71.5 x 7.65 mm, Weight: 204 grams
iPhone 13: 146.7 x 71.5 x 7.65 mm, Weight: 173 grams
iPhone 13 mini: 131.5 x 64.2 x 7.65 mm, Weight: 140 grams
iPhone SE (2nd generation): 138.4 x 67.3 x 7.3 mm, Weight: 148 grams
iPhone 12 Pro Max: 160.8 x 78.1 x 7.65 mm, Weight: 228 grams
iPhone 12 Pro: 146.7 x 71.5 x 7.65 mm, Weight: 189 grams
iPhone 12: 146.7 x 71.5 x 7.65 mm, Weight: 164 grams
iPhone 12 mini: 131.5 x 64.2 x 7.65 mm, Weight: 135 grams
iPhone SE (first generation): 123.8 x 58.6 x 7.6 mm, Weight: 113 grams
iPhone 11 Pro Max: 158.0 x 77.8 x 8.1 mm, Weight: 226 grams
iPhone 11 Pro: 144.0 x 71.4 x 8.1 mm, Weight: 188 grams
iPhone 11: 150.9 x 75.7 x 8.3 mm, Weight: 194 grams
iPhone XS Max: 157.5 x 77.4 x 7.7 mm, Weight: 208 grams
iPhone XS: 143.6 x 70.9 x 7.7 mm, Weight: 177 grams
iPhone XR: 150.9 x 75.7 x 8.3 mm, Weight: 194 grams
iPhone X: 143.6 x 70.9 x 7.7 mm, Weight: 174 grams
iPhone 8 Plus: 158.4 x 78.1 x 7.5 mm, Weight: 202 grams
iPhone 8: 138.4 x 67.3 x 7.3 mm, Weight: 148 grams
iPhone 7 Plus: 158.2 x 77.9 x 7.3 mm, Weight: 188 grams
iPhone 7: 138.3 x 67.1 x 7.1 mm, Weight: 138 grams
iPhone 6s Plus: 158.2 x 77.9 x 7.3 mm, Weight: 192 grams
iPhone 6s: 138.3 x 67.1 x 7.1 mm, Weight: 143 grams
iPhone 6 Plus: 158.1 x 77.8 x 7.1 mm, Weight: 172 grams