| Pocket Dimension Master | Laser Dimension Master | |
| Prod. # | #3312 | #3338 |
| Internet Price | $34.95 | $59.95 |
| Measuring Technology | Ultrasound | Ultrasound |
| Ultrasonic Sensor | Polaroid® | Polaroid® |
| No. of Sensors | 1 | 1 |
| Measuring Range | 2 feet to 50 feet (61 cm-15.2 m) | 2 feet to 50 feet (61 cm-15.2 m) |
| Measuring Accuracy | 99% | 99% |
| Digital Display | x | x |
| Built-In Laser Pointer (Level II) | x | |
| Aim-AssistTM Light | ||
| 2-Position Measuring Head | x | x |
| One-Button Operation | x | x |
| Works as Dimensional Calculator | ||
| Works as Regular Calculator | ||
| Measuring Units Displayed: | ||
| -Feet-Inches | x | x |
| -Feet-Inches-Fractions | ||
| -Decimal Feet | ||
| -Inches | ||
| -Yards | ||
| -Meters | x | x |
| -Square & Cubic | ||
| Dedicated Length, Width, Area/Vol. Keys | ||
| Memory | ||
| Automatic Compensation for Unit Depth | x | x |
| Automatic Temperature Compensation | x | x |
| Works as a Regular Calculator | ||
| Small, Lightweight, Fits in Pocket | x | x |
| Calculator Internal Accuracy (DMP only) | ||
| Battery(ies) (Included) | 3 Volt Lithium (CR 2032) | Meas. Battery: 2 pcs CR2032 Laser Battery: 3 pcs LR44 |
| Battery Life | 70,000 measurements | 70,000 measurements |
| Laser Battery Life (LDM only) | 3,600 measurements | |
| Aim Assist Light (DMP only) | ||
| Auto Shut-Off | x | x |
| Protective PVC case with belt loop strap | x | x |
| User's Guide | Instructions on back of package | Instructions on back of package |
| 30-Day Money Back Guarantee | x | x |
| 1 Year Warranty | x | x |