Weights, Body Design & Dimension Comparisons
  Weight Chassis Length Width Depth
50mm
Nikon 13-30x50mm ED Fieldscope 16.6oz / 471g   8.1in / 20.7cm (excl. eyepiece)    
Bresser Pirsch 9-27x56 Gen II 22.4oz / 636g Aluminium & Polycarbonate 7.9in / 20.1cm 2.7in / 6.9cm 4.8in / 12.2cm
Hawke Endurance 12-36x50mm 25.2oz / 714g   10in / 25.5cm    
60mm
Celestron LandScout 12-36x60mm 18.1ozs / 513g Polycarbonate 10.75in / 27.3cm    
Opticron MM3 ED 60mm 25.7oz / 729g   9.72in / 24.7cm    
Leupold SX-1 Ventana 60mm 31oz / 868g   13.5in / 34 cm    
Opticron Adventurer 60mm 31.4oz / 889g   12.9in / 32.7cm    
Hawke Endurance ED 60mm 31.6oz / 895g   12.1in / 30.8cm 7.5cm 14cm
80mm - 90mm
Bresser Pirsch 20-60x80 52.6oz / 1491g Aluminium & Polycarbonate 15.4in / 39.1cm 3.7in / 9.4cm 7.1in / 18cm
Hawke Endurance ED 85mm 56oz / 1590g   15.4in / 39.1cm    
Vanguard High Plains 580 56.8oz / 1610g        
Vanguard Endeavor HD 82mm 63.8ozs / 1809g   15in / 38.1cm 4in / 10.2cm 7.1in / 18cm
Snypex Knight T80mm ED APO 73.5ozs / 2084g Aluminium? 18.3in / 46.5cm 5.2in / 13.2cm 6.2in / 15.7cm
90mm - 100mm
Levenhuk Blaze 90mm 49.3oz 1400g Polycarbonate 18.7in / 47.5cm    
Celestron Regal 100 F-ED 89oz / 2523g