Shimano 21 Sustain 3000 FJX vs Shimano AERO XR 4000X
The selected categories are different, score metrics vary from category to another.

Shimano 21 Sustain
Spinning
90.40 out of 100
Value for money5 out of 5
Quality classExcellent
Durability9.5 out of 10
Ergonomics6.3 out of 10
Gear ratio5:3:1
Maximum drag9kg / 19.84lbs
Weight210g / 7.41oz
Line retireve per crank78 centimeter / 30.71 inch
Ball bearings9
Technical Specifications
- BrandSHIMANO
- The main category of the reelSpinning
- Price range~ €209.33
- Is saltwater resistantYes
- Spare spoolNo
- Reel size3000 FJ
- Handle typeSingle handle
- Drag typeFront drag
- Handle orientationLeft, Right
- Line capacity monofilmm/meter: 130/1.3

Shimano AERO XR
Feeder And Match
78.30 out of 100
Value for money4.5 out of 5
Quality classGood
Durability4.5 out of 10
Ergonomics6.1 out of 10
Gear ratio4.7
Maximum drag11kg / 24.25lbs
Weight245g / 8.64oz
Line retireve per crank75 centimeter / 29.53 inch
Ball bearings5+1
Technical Specifications
- BrandSHIMANO
- The main category of the reelFeeder and match
- Price range~ €121.33
- Is saltwater resistantNo
- Spare spoolNo
- Reel size4000
- Handle typeSingle handle
- Drag typeFront drag
- Handle orientationLeft, Right
- Line capacity monofilmm/meter: 0.35/130
Conclusion
Shimano 21 Sustain 3000 FJX edges out Shimano AERO XR 4000X with slightly better overall performance, especially on the durability (9.5 out of 10) and the total score (9.04 out of 10). Still, Shimano AERO XR 4000X holds its own with strengths like a ball bearings of 5+1 and a maximum drag of 11kg / 24,25lbs, making it a solid choice depending on your preferences and fishing needs.
What's the difference between Shimano 21 Sustain and Shimano AERO XR?
Shimano 21 Sustain 3000 FJX
- Saltwater-safe design makes it perfect for spinning conditions.
Shimano AERO XR 4000X
- Rated at 8.67 out of 10 (5+1) for ball bearings, this reel provides smooth and consistent performance.. great for active match anglers
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