Comparison and Difference Between
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Mouse Details
Subjects of comparisons - brand and model.
Manufacturer | Alienware | Asus |
Model | AW620M | ROG Keris 2 Ace |
Photo | ![]() |
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Release Date | 2022 | 2024 |
Your Rating | ||
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Dimensions and Weight
Mice size, weight and cable length (if applicable).
Length | ~131.5 mm ~13.15 cm ~5.18 in |
~121 mm ~12.1 cm ~4.76 in |
Width | ~77.8 mm ~7.78 cm ~3.06 in |
~67 mm ~6.7 cm ~2.64 in |
Height | ~41.5 mm ~4.15 cm ~1.63 in |
~42 mm ~4.2 cm ~1.65 in |
Weight | ~100 g ~0.1 kg ~0.22 lbs |
~54 g ~0.05 kg ~0.12 lbs |
Technical Specs
Full tech specifications of the given mice.
Sensor Type | Optical | Optical |
Sensor Model | PMW3395 | ROG AimPoint Pro |
Resolution (CPI/DPI) | 0 - 26000 | 100 - 42000 |
Max Resolution (CPI/DPI) | 26000 | 42000 |
Min Resolution (CPI/DPI) | 0 | 100 |
Maximum Acceleration | 50 G | 50 G |
Max Tracking Speed | 650 IPS | 750 IPS |
Polling Rate | 1000 Hz (1ms) | 8000 Hz (0.125 ms) |
Lift Off Distance | 1.2 mm | Adjustable (>1.2 mm) |
Switch Type | Optical | ROG Micro Switch Optical |
Switch Lifespan | 70 million clicks | 100 million clicks |
Feet (Material) | PTFE | Virgin Grade PTFE |
Onboard Memory | Yes | Yes |
Smoothing / Filtering | No | No |
Hardware Acceleration | No | No |
Click Latency | - | 0.8 ms |
Shift Latency | - | - |
Accessories and Features
Other options such as grip style, lighting and connectivity.
Mouse Type | Gaming mouse | Gaming mouse |
Sensor Type | Optical | Optical |
Ergonomy | Right-handed | Ambidextrous |
Buttons | ||
Suggested Grip | Palm grip | Palm grip, Claw grip |
DPI Indicator | Yes | Yes |
Lighting | Yes | Yes |
Adjustable Lighting | Yes | Yes |
Adjustable Weight | No | No |
Editable Scroll-Wheel Resistance | No | No |
Silent Clicking | No | No |
Colors | Black, White | Black, White |
Battery Time | 140 h | 107 h |
Battery Type | Lithium polymer | Lithium polymer |

Price and Warranty
Satisfaction is (not) guaranteed.
Warranty | 2 years | 1 or 2 years |
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Vs Comparison Analysis
Our coding Monkeys 🐵 elaborated a Vs comparison for you.
Model | AW620M | ROG Keris 2 Ace |
Picture | ![]() ![]() ![]() |
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Age | 2 Years | 0 Year |
Relative Age | 2 Years Older | 2 Years Younger |
User Rating ☆ | 40% Worse Score | 40% Better Score |
Dimensions | ~10.50 mm (or ~0.41 in) Longer ~10.80 mm (or ~0.43 in) Wider ~0.50 mm (or ~0.02 in) Lower |
~10.50 mm (or ~0.41 in) Shorter ~10.80 mm (or ~0.43 in) Narrower ~0.50 mm (or ~0.02 in) Higher |
Weight | ~46.00 g or ~0.10 lbs Heavier | ~46.00 g or ~0.10 lbs Lighter |
Sensor Type & Model | Same Tech Different Model |
Same Tech Different Model |
Resolution Range [DPImax - DPImin] |
Smaller Range | Larger Range |
Max Resolution | 38% Worse Max Res. 16000 Less DPI/CPI |
38% Better Max Res. 16000 More DPI/CPI |
Min Resolution | 0% Better Min Res 100 More DPI/CPI |
0% Worse Min Res 100 Less DPI/CPI |
Maximum Acceleration | Same Max G | Same Max G |
Maximum Tracking Speed | 13% Worse Max IPS | 13% Better Max IPS |
Polling Rate | 88% Worse Polling Rate | 88% Better Polling Rate |
Lift Off Distance | Same Lift Off Distance | Same Lift Off Distance |
Switch Type | Different Switch Tech | Different Switch Tech |
Switch Lifespan | 30% Worse Lifespan | 30% Better Lifespan |
Feet Material Type | Worse Feet Material | Better Feet Material |
Number of Buttons | Same Buttons Number | Same Buttons Number |
Battery Time | 33 h Better Battery Duration | 33 h Worse Battery Duration |
Click Latency | ||
Shift Latency |
Graphical Vs Comparison
Wow! The Monkeys 🐒 learnt to make Graphs!
Physical Characteristics (mm, grams) |
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Sensor Characteristics (0 ➡ 100%) (worse ➡ better) |
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Latency Characteristics (0 ➡ 100%) (worse ➡ better) |
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Other Features (0 ➡ 100%) (worse ➡ better) |
Graphs Description | The Physical Characteristics comparison is just a viewable representation of the devices' length, width, height and weight. Sensor, Latency and Other Features are, instead, computed within the range 0-->100, taking into account if the variable is getting better with the increase of its value (e.g the highest max DPI, the better it is) or vice versa (the lowest Click Latency, the better); for example, a score of 50 for both devices means they are equal, scores of 70 and 30 mean that first one better. So, the data are homogeneous to provide immediate meaning, higher bar(s) means better value(s). An empty graph means that there is not enough data to compute that comparison (one value or both are missing). |
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Alienware AW620M | Asus ROG Keris 2 Ace |

Final Vs Words
Aiding our visitors to the final choice between the mice.
This final paragraph will help you in the decision making process, between Alienware AW620M and Asus ROG Keris 2 Ace, and in selecting the mouse that is performing better and best suits your needs. We are aware that every user has own needs and preferences, due to this each mouse could be better for some features and worse for other ones. The purpose of the text is to highlight this possibility and generate an "overall score" for a purchase decision.
First of all, both mice share the same utilization aim, Gaming mouse. The AW620M is older, 2 years old, being released in the 2022, while the other one is younger, 0 years old, being released in the 2024. The production age difference is 2 year(s). This makes the ROG Keris 2 Ace a bit more attractive in terms of freshness.
• Dimensions, Weight, Ergonomy 📐⚖️🫳
When it comes to evaluate mice dimensions, you should take into consideration the size of your hand and check if it would properly fit it or not. In this case, you should check which mice would be the fittest. Compared to ROG Keris 2 Ace mouse, AW620M is ~10.50 mm (or ~0.41 in) Longer, ~10.80 mm (or ~0.43 in) Wider and ~0.50 mm (or ~0.02 in) Lower, which makes it, overally, 20.8 mm (or 0.82 in) significantly bigger and better suiting greater hands.
Considering the weight, Alienware AW620M is 46% heavier, a difference of 46.00 g (0.10 lbs), which can be considered very significant. We do not express a particular preference for heavier or lighter mice, being this a completely personal objective preference. Anyway, both mice does not offer weight personalization .
Regarding the Ergonomy, AW620M is meant to be Right-handed while ROG Keris 2 Ace is Ambidextrous. They offer different grip, Palm grip by AW620M while ROG Keris 2 Ace has Palm grip, Claw grip; this last one can be considered more adaptable, with a number of grip possibilities equal to 2 instead of the 1 offered by the other one.
• Sensor and Latencies 🐭⏱️
Let's now compare Alienware AW620M sensor with the one of Asus ROG Keris 2 Ace. The two mice share the same sensor technology, that is Optical, but different sensor model: PMW3395 equipped by AW620M and ROG AimPoint Pro used by ROG Keris 2 Ace. It is very important to say that, although tech and model sometimes coincide, the assembly and composition of interior circuits might result in different specs and latencies.
Resolution, Max Acceleration and Max Tracking, Polling Rate and Lift Off
The mice offer different resolution range (DPImax - DPImin), the AW620M provides 26000 DPI/CPI, while ROG Keris 2 Ace offers 41900 DPI/CPI, meaning that the last one has larger range. Consider picking up the one having the sensitivity range that mostly suits your needs, depending on the aim (Gaming/Business) but also the kind of game you are going to use it mostly (e.g. FPS is different than RTS or MOBA). If you need a higher precision mouse, meaning that for the same length of shift the mouse will recognize more movement, "reading" more dots per inch and, in other words, will move faster on the screen, ROG Keris 2 Ace is offering 38% better Max Resolution, 16000 More DPI/CPI.As for the Maximum Acceleration, which measures the maximum pull force in G(s) that the sensor can trace before inconsistencies occur, the models show equal values, 50 G. Going on, taking into account the Maximum Tracking Speed, the velocity (inches per second) that the mouse can move at before it starts to loose track and cause anomalies, ROG Keris 2 Ace shows a preferable value, 750 IPS, a moderate difference of 100 IPS. Take into account that max G and max IPS mostly affect activities requiring very fast mouse shift, together with the shift latency that we will analyse further in this section.
AW620M has a Polling Rate of 1000 Hz, in other words it reports data to computer 1 time every 1.00 ms, while ROG Keris 2 Ace is characterized by 8000 Hz or an input every 0.13 ms, making this last one having 88% better Polling Rate. Lastly, AW620M and ROG Keris 2 Ace share a Lift Off distance of 1.2 mm, above this one they will not work accurately. Anyway, ROG Keris 2 Ace offers adjustable lift off distance through software.
Click and Shift Latencies
At the moment there is no available data to compare the mice click latency, since the data of AW620M is missing. We apologize for the inconvenience, you can request priority data update through the contact page. However, ROG Keris 2 Ace has a click latency of 0.8 ms which can be considered very good, compared to a medium quality mouse. Anyway, we feel it is important to underline that the differences in latencies are often more perceptible from the machine's point of view rather than human's, reducing the real impact of these values and deviations. At the moment there is no available data to compare AW620M and ROG Keris 2 Ace shift latency. Contact us to request priority data update.
• Other Features 📎
Let's now have a look, finally, to the general features of the two mice. They are equipped with different Switch Technology, AW620M has Optical while ROG Keris 2 Ace has ROG Micro Switch Optical; moreover, the lifespan of first mouse is 70 millions clicks while the second is 1000 millions clicks, 30% worse Lifespan, a difference of 30 millions clicks that can be evaluated very significant. The Feet Material is better for ROG Keris 2 Ace, being this Virgin Grade PTFE. Considering the available Number of Buttons, 7 offered by first mouse and 7 offered by the second one, a no difference of 0 that can be considered important or not depending on the utilization purpose. The first one has a declared battery time of 140h (type: Lithium polymer), the second one has a duration of 107h (type: Lithium polymer) meaning a difference of 33h. In the end, the features offered by Alienware AW620M are On board Memory, DPI Indicator, RGB Lighting, Customizable RGB, while Asus ROG Keris 2 Ace is giving On board Memory, DPI Indicator, RGB Lighting, Customizable RGB.

Final Choice & Ranking
Numerical and Graphical Scoring of the AW620M and ROG Keris 2 Ace models, for buying decision.
In this final section you will find Mouse Specs comparison score of the two mice. The graphs below are elaborated considering the most important variables per each type of device utilization.
Click the buttons to have a wide view of the AW620M and ROG Keris 2 Ace performance in different utilization environments.
Alienware AW620M | Asus ROG Keris 2 Ace |
16996 | 25004 |
40% | 60% |
Check Price | Check Price |
Use the selectors below to weight the score depending on your needs, from 0 (not important) to 5 (high priority).
Your Rate | Max Res | Max Acc | Max Track | Poll Rate | |
Click Lag | Adj. Weight | N. Buttons | DPI Ind. | ||
You should take into consideration also the personal feelings and not only the technical specs.
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Disclaimers
Small print and stuff
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