Picture and version info taken from sarna, the masterunitlist and the Solaris Skunk Werks
| OTL-4D | OTL-4F | OTL-5M | OTL-6D | OTL-5D | OTL-7M | OTL-8M | |
|---|---|---|---|---|---|---|---|
| Overview | |||||||
| Type | Battlemech | Battlemech | Battlemech | Battlemech | Battlemech | Battlemech | Battlemech |
| Tonnage | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| Engine | 300 Standard | 300 Standard | 300 XL | 300 XL | 300 Standard | 300 XL | 360 Standard |
| Top Speed | 81 kph | 81 kph | 81 kph | 81 kph | 81 kph | 81 kph | 97.2 kph |
| Max. Engine | 360 | 360 | 360 | 360 | 360 | 360 | 400 (min 325) |
| Armor | Standard | Standard | Standard | Ferro-Fibrous | Ferro-Fibrous | Standard | Standard |
| Internal Structure | Standard | Standard | Standard | Standard | Standard | Endo-Steel | Endo-Steel |
| Heat Sinks | 16 Single | 16 Single | 16 Double | 14 Double | 16 Single | 10 Double | 11 Double |
| Jump Jets | No | No | No | No | No | No | No |
| ECM Capable | No | No | No | No | No | No | No |
| MASC Capable | No | No | No | TSM | No | No | TSM |
| Weapons and Equipment | |||||||
| Head | Medium Pulse Laser | ||||||
| Left Arm | Double Heat Sink | TSM Slots | TSM Slot x2 | ||||
| Left Torso | Large Laser, Medium Laser | PPC | Large Pulse Laser, Medium Pulse Laser, AMS, Double Heat Sink | ER Large Laser, ER Medium Laser, Double Heat Sink x2 | Large Laser, Medium Laser, Rocket Launcher 10 x2 | Light Gauss, LGauss Ammo, ER Medium Laser x2, CASE | Large Pulse Laser, Medium Pulse Laser x2, TSM Slot |
| Center Torso | Engine, Medium Laser x2 | Engine | Engine, Medium Pulse Laser x2 | Engine, Small Pulse Laser x2 | Engine, Rocket Launcher 10 | Engine | Engine, ER Medium Laser, ER Small Laser |
| Right Torso | Large Laser, Medium Laser | PPC | Large Pulse Laser, Medium Pulse Laser, AMS Ammo, Double Heat Sink | ER Large Laser, ER Medium Laser, Medium Pulse Laser, Targeting Computer | Large Laser, Medium Laser, Rocket Launcher 10 x2 | Light Gauss, LGauss Ammo, ER Medium Laser x2, CASE | PPC, Medium Pulse Laser, TSM Slot |
| Right Arm | Double Heat Sink | TSM Slots | TSM Slot x2 | ||||
| Left Leg | Single Heat Sink x2 | Single Heat Sink x2 | TSM Slots x2 | Single Heat Sink x2 | Single Heat Sink x2 | ||
| Right Leg | Single Heat Sink x2 | Single Heat Sink x2 | TSM Slots x2 | Single Heat Sink x2 | Single Heat Sink x2 | ||
| Hardpoints | |||||||
| Head | 1 Energy | ||||||
| Left Arm | (Available Actuators: Upper, Lower) | (Available Actuators: Upper, Lower) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) |
| Left Torso | 3(2) Energy | 1 Energy | 2 Energy, 1 AMS | 2 Energy | 2 Energy, 2 Missile | 2(1) Ballistic, 2 Energy | 3 Energy |
| Center Torso | 2 Energy | 2 Energy | 2 Energy | 1 Missile | 2 Energy | ||
| Right Torso | 3(2) Energy | 1 Energy | 2 Energy | 3 Energy | 2 Energy, 2 Missile | 2(1) Ballistic, 2 Energy | 2 Energy |
| Right Arm | (Available Actuators: Upper, Lower) | (Available Actuators: Upper, Lower) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) | (Available Actuators: Upper, Lower, Hand) |