Tamron 28–75mm F2.8 Di III RXD Tamron 70–180mm F2.8 Di III VXD DG DN Art for Sony E Mount Zoom Lens Accessories
Here’s a detailed comparison table between the Tamron 28-75mm F2.8 Di III RXD and Tamron 70-180mm F2.8 Di III VXD lenses:
| Specification | Tamron 28-75mm F2.8 Di III RXD | Tamron 70-180mm F2.8 Di III VXD |
|---|---|---|
| Focal Length | 28-75mm (Standard Zoom) | 70-180mm (Telephoto Zoom) |
| Aperture | Constant f/2.8 | Constant f/2.8 |
| Lens Construction | 15 elements in 12 groups | 19 elements in 14 groups |
| Special Elements | 1 XLD, 2 LD, 2 GM | 5 LD, 1 XLD, 1 Hybrid Aspherical |
| Minimum Focus Distance | 0.19m (7.5″) at 28mm | 0.27m (10.6″) at 70mm |
| 0.39m (15.4″) at 75mm | 0.85m (33.5″) at 180mm | |
| Maximum Magnification | 0.34x (at 28mm) | 0.25x (at 180mm) |
| Image Stabilization | No (Relies on IBIS) | No (Relies on IBIS) |
| Autofocus System | RXD (Rapid eXtra-silent stepping) | VXD (Voice-coil eXtreme-torque) |
| Filter Thread | 67mm | 67mm |
| Weather Sealing | Moisture-resistant construction | Moisture-resistant construction |
| Weight | 550g (1.21 lbs) | 810g (1.79 lbs) |
| Dimensions | 73 x 117.8mm | 76 x 149mm |
| Hood Type | Petal-shaped (included) | Round (included) |
| Best For | Everyday, portraits, events | Sports, wildlife, telephoto work |
| Price (Approx.) | 800−900 | 1,100−1,200 |
Tamron’s revolutionary f/2.8 zoom twins – the 28-75mm F2.8 Di III RXD and 70-180mm F2.8 Di III VXD – redefine what’s possible in mirrorless zoom performance. Together they form a complete professional system covering 28-180mm at constant f/2.8, while being significantly lighter and more affordable than traditional alternatives.
Key Features Compared
Tamron 28-75mm F2.8 Di III RXD
The Versatile Workhorse
✅ All-Day Zoom Range
• 28mm wide-angle to 75mm portrait length
• Perfect for events, travel, and everyday use
✅ Remarkable Close Focus
• 0.19m minimum distance at 28mm
• 0.34x magnification (near-macro capability)
✅ Compact Professional Build
• 550g lightweight design
• 67mm consistent filter thread
• Moisture-resistant construction
Best For:
→ Wedding photography
→ Street and documentary work
→ Hybrid photo/video shooters
Tamron 70-180mm F2.8 Di III VXD
The Telephoto Game-Changer
🔥 Unprecedented Portability
• 40% lighter than traditional 70-200mm f/2.8
• Collapses to just 149mm length
🔥 Professional Optical Performance
• 5 LD and XLD elements control aberrations
• VXD motor delivers sports-ready AF
🔥 Versatile Telephoto Range
• 70mm for portraits → 180mm for action
• Maintains 0.25x magnification throughout
Best For:
→ Sports and wildlife
→ Stage and concert photography
→ Flattering portrait compression
Head-to-Head Comparison
| Feature | 28-75mm F2.8 | 70-180mm F2.8 |
|---|---|---|
| Focus System | RXD (Silent) | VXD (Ultra-Fast) |
| Close Focus | 0.19m @ 28mm | 0.27m @ 70mm |
| Magnification | 0.34x | 0.25x |
| Weight | 550g (1.21 lbs) | 810g (1.79 lbs) |
| Length | 117.8mm (4.64″) | 149mm (5.87″) |
| Ideal Pairing | Main walkaround lens | Telephoto specialist |
Why This Combo Beats Traditional 24-70+70-200?
- Weight Savings
Combined 1,360g vs 2,000g+ for equivalent f/2.8 zooms - Cost Effective
About 60% the price of OEM alternatives - Shared 67mm Filters
Use same ND/polarizers across both lenses - Optimized for Mirrorless
Compact designs perfect for Sony E-mount
Which to Choose? (Or Get Both!)
Start with 28-75mm if you:
✔ Need an all-purpose lens
✔ Shoot in tight spaces
✔ Want maximum versatility
Start with 70-180mm if you:
✔ Photograph action/sports
✔ Need flattering portrait compression
✔ Want reach without bulk
Professional Insight:
Many working photographers use this Tamron duo as their primary kit – the 28-75mm for 80% of shots and the 70-180mm when they need reach. The consistent f/2.8 aperture across both lenses makes exposure management seamless.
Final Verdict
Tamron has disrupted the professional zoom market with these innovative designs. The 28-75mm F2.8 delivers unprecedented versatility in a compact form, while the 70-180mm F2.8 reimagines what a telephoto zoom can be. Together, they offer:
• Full f/2.8 coverage from 28-180mm
• Professional optical quality
• Remarkable portability
• Exceptional value
Pro Tip: These lenses pair perfectly with Tamron’s 17-28mm f/2.8 to complete the “holy trinity” of lightweight f/2.8 zooms covering 17-180mm.
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