Tamron
28-200mm F2.8-5.6 Di III RXD
Sony E Mount
28-200mm F2.8-5.6 Di III RXD — 28–200mm f/2.8-5.6 for Sony E, a popular choice in the tamron lineup.
$729
Launch priceReleased Jun 2020
Tamron
70-180mm F2.8 Di III VC VXD G2
Sony E Mount
70-180mm F2.8 Di III VC VXD G2 — 70–180mm f/2.8 for Sony E, a popular choice in the tamron lineup.
$1,299
Launch priceReleased Oct 2024
70-180mm F2.8 Di III VC VXD G2 is 4.3 years newer.
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Wins
28-200mm F2.8-5.6 Di III RXD
Wins
70-180mm F2.8 Di III VC VXD G2
3 categories tied
TL;DR — Key differences
- B70-180mm F2.8 Di III VC VXD G2 has higher OIS effectiveness (5 stops vs 0 stops)
- B70-180mm F2.8 Di III VC VXD G2 has lower Max aperture (Tele) (f/2.8 vs f/5.6)
- A28-200mm F2.8-5.6 Di III RXD has lower Weight (575 g vs 855 g)
- A28-200mm F2.8-5.6 Di III RXD has lower Length (131 mm vs 170 mm)
- A28-200mm F2.8-5.6 Di III RXD has lower Diameter (70 mm vs 81 mm)
Key specs at a glance
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose the 28-200mm F2.8-5.6 Di III RXD
- ✓
Weight
575 g vs 855 g — lower is better
- ✓
Length
131 mm vs 170 mm — lower is better
- ✓
Diameter
70 mm vs 81 mm — lower is better
Reasons to choose the 70-180mm F2.8 Di III VC VXD G2
- ✓
OIS effectiveness
5 stops vs 0 stops — higher is better
- ✓
Max aperture (Tele)
f/2.8 vs f/5.6 — lower is better
- ✓
Optical stabilization
Only 70-180mm F2.8 Di III VC VXD G2 supports it
- ✓
Control ring
Only 70-180mm F2.8 Di III VC VXD G2 supports it
- ✓
Custom function button
Only 70-180mm F2.8 Di III VC VXD G2 supports it
Shared specifications
Max aperture (Wide)
Both f/2.8
Min focus distance
Both 38 cm
Max magnification
Both 0.25 ×
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
28-200mm F2.8-5.6 Di III RXD
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Solid optical performance for the price tier
- ✓Native Sony E mount compatibility
Cons
- –No optical stabilization — relies on body IBIS
- –Third-party or older alternatives may offer better value
70-180mm F2.8 Di III VC VXD G2
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Built-in optical image stabilization
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the 28-200mm F2.8-5.6 Di III RXD and 70-180mm F2.8 Di III VC VXD G2 at major authorized retailers.
Tamron 28-200mm F2.8-5.6 Di III RXD
Tamron 70-180mm F2.8 Di III VC VXD G2
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.