| Paremeter | 307 | 308 | 312 | |
| BASIC | Operating Weight | 2800kg | 2900kg | 3500kg |
| Rated Payload | 760kg | 899kg | 1230kg | |
| Bucket Capacity | 0.43m³ | 0.48m³ | 0.54m³ | |
| Tipping Load | 1520kg | 1600kg | 2460kg | |
| Breakout Force | 20.3kN | 20.3kN | 28.06kN | |
| Traction Force | 18.1kN | 18.9kN | 25.9kN | |
| L×W×H | 3320×1530×2000 | 3220×1820×2000 | 3460×1820×2000 | |
| ENGINE | Engine Model | XinchaiA498BT1-75/ KubotaV2403-M-D-FET04 |
XinchaiA498BT1-75/ KubotaV2403-M-D-FET04 |
XinchaiA498BZG Kubota V3600-T-E3B |
| Rated Power | 36.7kW/2500rpm | 36.7kW/2500rpm | 55kW/2500rpm | |
| Displacement | 3.168L | 3.168L | 3.168L | |
| Fuel consumption | 10.6L | 10.6L | 15.9L | |
| Stroke | 98mm | 98mm | 98mm | |
| Bore | 105mm | 105mm | 105mm | |
| Emission Standard | NationⅡ | NationⅡ | NationⅡ | |
| HYDRAULIC SYSTEM |
Hydraulic Flow – Standard | 74L/min·2500rpm | 74L/min·2500rpm | 91L/min·2500rpm |
| Type | Mechanical Servo | Mechanical Servo | Mechanical Servo | |
| Hydraulic Pressure– Standard | 21MPa | 21MPa | 21MPa | |
| DRIVE TRAIN |
Travel Speed -F&R | 11.5km/h | 11.5km/h | 11.8km/h |
| Tyre | 10-16.5NHS | 12-16.5 NHS | 12-16.5 NHS | |
| ELECTRIC | Voltage(V) | 12 V | 12 V | 12 V |
| Capacity(Ah) | 120 Ah | 120 Ah | 120 Ah | |
| SERVICE REFILL CAPACITY |
Chain Box, Each Side | 9L | 9L | 9L |
| Cooling System | 12L | 12L | 12L | |
| Engine Crankcase | 8L | 8L | 9L | |
| Fuel Tank | 83L | 83L | 91L | |
| Hydraulic Tank | 65L | 65L | 65L | |
| NO. | DESCRIPTION | DATA | DATA | UNIT |
| A | Max.Operation Height | 3850mm | 3750mm | 3880mm |
| B | Bucket Pin Height | 2920mm | 2920mm | 3060mm |
| C | Cab Roof Height | 2000mm | 2000mm | 2000mm |
| D | Max.Height At Bucket Leveled | 2730mm | 2730mm | 2870mm |
| E | Length Without Attachment | 2420mm | 2420mm | 2530mm |
| F | Length With Standard Bucket | 3320mm | 3220mm | 3460mm |
| H | Dumping Height | 2180mm | 2260mm | 2440mm |
| J | Reach Rollback | 790mm | 640mm | 610mm |
| M | Wheelbase | 1050mm | 1050mm | 1080mm |
| P | Ground Clearance | 210mm | 210mm | 180mm |
| R | Front Turning Radius Without Attachment | 1200mm | 1200mm | 1180mm |
| S | Front Turning Radius | 2060mm | 2010mm | 2050mm |
| T | Rear Turning Radius | 1520mm | 1520mm | 1580mm |
| U | Tail Length | 960mm | 960mm | 980mm |
| V | Center Distance between Two Wheels | 1240mm | 1240mm | 1320mm |
| W | Bucket Width | 1530mm | 1820mm | 1820mm |
| G | Dumping Angle At Max.Height | 39° | 40° | 40° |
| K | Bucket Angle On Ground | 28° | 28° | 29° |
| L | Bucket Rollback Angle At Max.Height | 94° | 94° | 96° |
| Q | Start Angle | 27° | 27° | 28° |
